Help me with this question. 10 points!!!!!

Help Me With This Question. 10 Points!!!!!

Answers

Answer 1

Answer:

x = 4

Step-by-step explanation:

if a line is parallel to a side of a triangle and it intersects the other 2 sides, then it divides those sides proportionally.

line EF is parallel to side CD of the triangle and intersects the other 2 sides , then

[tex]\frac{CE}{EG}[/tex] = [tex]\frac{DF}{FG}[/tex] ( substitute values )

[tex]\frac{6}{x+8}[/tex] = [tex]\frac{5}{2x+2}[/tex] ( cross- multiply )

6(2x + 2) = 5(x + 8) ← distribute parenthesis

12x + 12 = 5x + 40 ( subtract 5x from both sides )

7x + 12 = 40 ( subtract 12 from both sides )

7x = 28 ( divide both sides by 7 )

x = 4


Related Questions

a sample point refers to a(n) . a. numerical measure of the likelihood of the occurrence of an event b. set of all possible experimental outcomes c. individual outcome of an experiment d. initial estimate of the probabilities of an event

Answers

A sample point refers to an option (c)  individual outcome of an experiment

In probability, a sample point is a specific outcome or event that can occur in an experiment or study. It represents a single instance or realization of the random process being studied. For example, if the experiment is flipping a coin, a sample point could be "heads" or "tails". The set of all possible sample points is called the sample space.

Sample points are important in probability theory because they help determine the probability of a particular event occurring. By calculating the number of sample points that satisfy a given condition, we can determine the likelihood of that condition being met, and make predictions about the behavior of random processes.

Therefore, the correct option is (c) individual outcome of an experiment

Learn more about probability here

brainly.com/question/11234923

#SPJ4

for what mileages will company a charge less than company b? use for the number of miles driven, and solve your inequality for .

Answers

For the number of miles driven, Company A will charge less than Company B if x<y, where x is the number of miles driven for Company A and y is the number of miles driven for Company B. Therefore, the inequality is x<y.

When comparing two companies for their charges for a specific service, it is necessary to obtain a basic understanding of the charges for each company. You can make use of the inequality operator to check when one company will charge less than the other company.

To use the inequality operator, you'll need to calculate the differences between the two companies for the specific mileage. Let's assume that the mileage is represented by "m" and that the charge for company A is "cA" and the charge for company B is "cB".

If the question only provides specific numerical values for these variables, you can substitute them into the inequality formula. If you're given algebraic expressions, you'll need to simplify them before substituting them into the inequality formula.

The inequality formula for comparing the charges is as follows: cA < cB.

To use this formula, substitute the expression for each variable.

For example: 4m + 20 < 3.5m + 35 Now, you'll need to simplify the inequality by performing algebraic operations on both sides of the inequality. Begin by subtracting 3.5m from both sides of the inequality: 0.5m + 20 < 35.

Next, subtract 20 from both sides of the inequality: 0.5m < 15 Finally, divide both sides of the inequality by 0.5: m < 30

Therefore, Company A will charge less than Company B for any mileage less than 30.

Know more about inequality here:

https://brainly.com/question/25275758

#SPJ11


1-3 answers the questions

Answers

The solution of the given problem of equation comes out to be the quadratic function's expression is  [tex]y = -2x² + 8x + 3[/tex]

What is an equation?

Variable words are commonly used in complex algorithms to show uniformity between two incompatible claims.

Academic expressions called equations are used to show the equality of various academic numbers. Instead of a unique formula that splits 12 into two parts and can be used to analyse data received from [tex]y + 7[/tex]  , normalization in this case yields b + 7.

Here,

A quadratic function's curve is shown in the provided illustration. The quadratic function's expression is

=> [tex]y = -2x² + 8x + 3[/tex]

We can use the knowledge that a quadratic function's standard form is

=>  [tex]y = ax² + bx + c[/tex]  , where a, b, and c are constants, to see this.

When y =  [tex]-2x² + 8x + 3[/tex] is provided,

we can see that a = -2, b = 8, and c = 3 by comparing it to the standard form.

Therefore, the quadratic function's expression is [tex]y = -2x² + 8x + 3[/tex]

Learn more about equation here:

https://brainly.com/question/29657988

#SPJ1

The shaded area in the decimal grid below represents the amount of money that Karla has. She plans on dividing the money evenly between her three younger brothers. Her brothers are planning to spend the money on pieces of candy that cost $0.10 each.


What will be the maximum number of pieces of candy that each brother can buy?


(The large square of the grid represents $1.00 and each small square represents $0.01.)

Answers

Answer: It's 1.44 one giant square is 1 0.01 for each small square there is 44 squares so 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 if you do that three more times its 0.4 plus the other 4 squares is 0.44 so 1.00 plus 0.44 is 1.44  Karla wants to split $1.44 evenly for her three younger brothers so we have to divide the money we have by 3 which is 0.48 the brothers plan to buy candy that cost 0.10 they can buy 4 pieces of candy each they will have 48 cents left over

Answer:

  4 pieces each

Step-by-step explanation:

You want to know the number of $0.10 candies each brother can buy with his equal share of Karla's $1.44.

Diagram

Each column of the diagram represents $0.10, the cost of one piece of candy. Then 3 columns represent 3 pieces, or one for each brother.

We can divide the shaded area into four (4) groups of 3 columns, representing 4 pieces of candy that each brother can buy. The remaining $0.24 will be divided so that each brother will have $0.08 left over after buying 4 pieces of candy.

A company produces and sells solar panels for $520. The company's daily profit, P(x), can be modeled by the function P(x) = −6x2 + 180x + 1,000, where x is the number of $5 price increases for each solar panel. Use the graph to answer the questions. Graph of function p of x equals negative 6 x squared plus 180 x plus 1,000. The graph has the x-axis labeled as number of price increases, and the y-axis labeled as profit. The curve begins at (0, 1000), increases to the vertex at about (15, 2350), and decreases through about (35, 0). Part A: Identify the approximate value of the y-intercept. Explain what the y-intercept means in terms of the problem scenario. (3 points) Part B: Identify the approximate value of the x-intercept. Explain what the x-intercept means in terms of the problem scenario. (3 points) Part C: Identify the approximate value of the maximum of the function. Explain what the maximum of the function means in terms of the problem scenario. (4 points)

Answers

The approximate value of the maximum of the function is 2350. In terms of the problem scenario this means that the company will make a maximum daily profit of $2350.

Part A:

The y-intercept is the point where the graph intersects the y-axis, which is when x = 0. Therefore, we can find the y-intercept by substituting x = 0 into the equation:

P(0) = -[tex]6(0)^2[/tex] + 180(0) + 1000

P(0) = 1000

The approximate value of the y-intercept is 1000. In terms of the problem scenario, this means that when the company doesn't increase the price of the solar panels (x = 0), the daily profit is $1000.

Part B:

The x-intercept is the point where the graph intersects the x-axis, which is when P(x) = 0. Therefore, we can find the x-intercept by solving the equation:

-[tex]6x^2[/tex] + 180x + 1000 = 0

We can use the quadratic formula to solve for x:

x = (

where a = -6, b = 180, and c = 1000

x = (-180 ± sqrt([tex]180^2[/tex] - 4(-6)(1000))) / 2(-6)

x = (-180 ± sqrt(32400 + 24000)) / (-12)

x = (-180 ± sqrt(56400)) / (-12)

x ≈ 4.4 or x ≈ 29.4

The approximate value of the x-intercept is 4.4 (or 29.4). In terms of the problem scenario, this means that the company would need to increase the price of the solar panels by approximately $22 (or $147) in order to break even and not make a profit or loss for the day.

Part C:

The maximum of the function occurs at the vertex of the parabola, which is given by the formula:

x = -b / 2a

In this case, a = -6 and b = 180, so:

x = -180 / 2(-6) = 15

To find the maximum profit, we can substitute x = 15 into the equation:

P(15) = -[tex]6(15)^2[/tex] + 180(15) + 1000

P(15) = 2350

The approximate value of the maximum of the function is 2350. In terms of the problem scenario, this means that the company will make a maximum daily profit of $2350 when they increase the price of the solar panels by $75 (i.e., 15 increments of $5).

Learn more about parabola here:

https://brainly.com/question/31142122

#SPJ1

how do i find x? I didn’t understand this problem

Answers

The correct length of the missing part of the triangle would be = 10. That is option A.

How to calculate the missing length of the triangle?

The length of the smaller triangle = 20

The width of the smaller triangle = 16

The length of the bigger triangle = 20+X

The width of the bigger triangle = 24

But for similar triangles = 16/24 = 20/20+X

16(20+X) = 20×24

320+ 16x = 480

16x = 480-320

16x = 160

X = 160/16

X = 10

Learn more about triangles here:

https://brainly.com/question/28470545

#SPJ1

You complete a hypothesis test using α = .05, and based on the evidence from the sample, your decision is to reject the null hypothesis. If the treatment actually has no effect, which of the following is true?
Question 10 options:
You have made a Type II error.
You have made a Type I error.
You have made the correct decision.
You might have made a Type I error, but the probability is only 5% at most.

Answers

The probability of making a Type I error is represented by alpha (α), which is typically set to 0.05 in hypothesis testing. Therefore, if α = .05, the likelihood of making a Type I error is 5% at most.

What is hypothesis testing? Hypothesis testing, also known as statistical hypothesis testing, is a technique used to evaluate two hypotheses about a population using sample data. One hypothesis, known as the null hypothesis (H0), proposes that there is no significant difference between a population parameter and a sample parameter, whereas the other hypothesis, known as the alternative hypothesis (H1), suggests that there is a significant difference between a population parameter and a sample parameter.You might have made a Type I error, but the probability is only 5% at most is true if you complete a hypothesis test using α = .05, and based on the evidence from the sample, your decision is to reject the null hypothesis, but the treatment actually has no effect. In the given situation, if the treatment actually has no effect, you might have made a Type I error, but the probability is only 5% at most. When the null hypothesis is rejected when it should not be, a Type I error occurs. The probability of making a Type I error is represented by alpha (α), which is typically set to 0.05 in hypothesis testing. Therefore, if α = .05, the likelihood of making a Type I error is 5% at most.

Learn more about hypothesis testing here, https://brainly.com/question/29350481

#SPJ11

which set of numbers can make the inequality below true? 26> n + 15

Answers

Answer:

[tex]26 > n + 15[/tex]

[tex]11 > n[/tex]

[tex]n < 11[/tex]

Triangle DEF has vertices at D(−3, 5), E(−10, 4), and F(−11, 8). Triangle D′E′F′ is the image of triangle DEF after a reflection. Determine the line of reflection if E′ is located at (10, 4).

y = −4
x = 10
y-axis
x-axis

Answers

The line of reflection is the y-axis

What is Reflection:

Reflection is a geometric transformation that involves flipping an object over a line or a plane, creating a mirror image of the original object.

When a figure or polygon is reflected over the y-axis, it means that each point in the original figure is moved to a new point with the same y-coordinate but a negated x-coordinate.

Here we have

Triangle DEF has vertices at D(−3, 5), E(−10, 4), and F(−11, 8).

Triangle D′E′F′ is the image of triangle DEF after a reflection.

After reflection, the vertice E′ is located at (10, 4).  

Here the x-coordinate of E, − 10 is changed to 10  

As we know when the figure is reflected over the y-axis the sign of the x coordinate will be changes  

Hence,

The line of reflection is the y-axis

Learn more about Reflection at

https://brainly.com/question/14808137

#SPJ1

Suppose you are going to roll a 10-sided die 50 times and record p, the proportion of times that the roll is 3 orlower. Which of the following describes the sampling distribution of p?A. Mean = 15; Standard deviation = 0.0648; non-Normal.B. Mean = 15; Standard deviation = 3.24; approximately NormalC. Mean = 0.3; Standard deviation = 3.24; approximately NormalD. Mean = 0.3; Standard deviation = 0.0648; non-NormalE. Mean = 0.3; Standard deviation = 0.0648; approximately Normal

Answers

approximately Normal.

In the given problem, suppose you are going to roll a 10-sided die 50 times and record p, the proportion of times that the roll is 3 or lower. The question is asking us to determine the sampling distribution of p.The mean of p is given by: [tex]μp = 50 × 0.3 = 15[/tex]And

the standard deviation of p is given by: σp = sqrt[tex](50 × 0.3 × 0.7) = 3.24[/tex]

Therefore, the correct option is: Mean = 0.3; Standard deviation = 3.24;

for such more questions on approximately Normal

https://brainly.com/question/26257968

#SPJ11

A large company has offices in two locations, one in New Jersey and one in Utah. The mean salary of office assistants in the New Jersey office is $28,500. The mean salary of office assistants in the Utah office is $22,500. The New Jersey office has 128 office assistants and the Utah office has 32 office assistants. What is the mean salary paid to the office assistants in this company?
A. $22,500
B. $23,700
C. $25,500
D. $27,300
E. $28,500

Answers

Therefore, the mean salary paid to the office assistants in this company is $24,000.Answer: B. $24,000

A large company has offices in two locations, one in New Jersey and one in Utah. The mean salary of office assistants in the New Jersey office is $28,500. The mean salary of office assistants in the Utah office is $22,500. The New Jersey office has 128 office assistants and the Utah office has 32 office assistants. The mean salary paid to the office assistants in this company can be calculated by taking the weighted average of the mean salaries of the two offices.
Here's the formula to calculate the weighted average:
Weighted average = (weight1 × value1 + weight2 × value2) / (weight1 + weight2)
Where weight represents the number of data points, and value represents the mean salary of office assistants.
In this question, the weight of the New Jersey office is 128, and the weight of the Utah office is 32. The value of the New Jersey office is $28,500, and the value of the Utah office is $22,500.
Now let's plug in the values:
Weighted average = (128 × 28,500 + 32 × 22,500) / (128 + 32)
= (3,648,000 + 720,000) / 160
= 24,000

for such more questions on Weighted average

https://brainly.com/question/28507971

#SPJ11

hello! please help with 4-6!

please, i appreciate it!

also, happy ramadan!

Answers

4. Both places in total had 6. Little Falls had 5, Riverside had 1.
5. Riverside, You can tell without using a calculator because it has more dots.
6. 10-8= 2! Riverside had 2 more total rain fall than Little Falls.

Find the sum of \sqrt{25}
25

and 4\sqrt{2}4
2

in simplest form. Also, determine whether the result is rational or irrational and explain your answer.

Answers

Answer:

The answer to your problem is:

The sum of those given numbers in the simplest form is written as 11

The result is rational.

Difference between irrational and rational:

Irrational: Those numbers that cannot be written as a ratio of integers.

Rational: Those numbers that can be written as a ratio of integers.

[tex]\sqrt[]{4} = \sqrt{2^{2} } = 2[/tex] ( We know that )

[tex]3\sqrt{9} = 3 * \sqrt{3^{2} } = 3*3 = 9[/tex] ( Ok )

Thus: \/

[tex]\sqrt[]{4} + 3\sqrt{9} = 2+9 = 11[/tex]

Thus, the answer to your problem is,

The sum of those given numbers in the simplest form is written as 11

The result is rational.

a model for the world series two teams a and b play a series of games until one team wins four games. we assume that the games are played independently and that the probability that a wins any game is p. what is the probability that the series lasts exactly five games?

Answers

The probability that the series lasts exactly five games is 2p raise to the power 4(1-p).

How to find probability?

Probability is a measure of the likelihood or chance of an event occurring. It is a number between 0 and 1, with 0 indicating that the event is impossible and 1 indicating that the event is certain. The higher the probability, the more likely it is that the event will occur.

To find the probability that the series lasts exactly five games, we need to consider all possible ways in which a team can win four games in five games played.

One possible scenario is that team A wins the first four games and team B wins the fifth game. The probability of this happening is:

P(A wins the first four games and B wins the fifth game) = p⁴ * (1-p)

Another possible scenario is that team B wins the first game, team A wins the next four games. The probability of this happening is:

P(B wins the first game and A wins the next four games) = p⁴* (1-p)

Therefore, the probability that the series lasts exactly five games is the sum of these two probabilities:

P(series lasts exactly five games) = p⁴* (1-p) + p⁴ * (1-p)

Simplifying the expression, we get:

P(series lasts exactly five games) = 2p⁴(1-p)

Therefore, the probability that the series lasts exactly five games is 2p⁴(1-p).

To know more about probability visit :-

https://brainly.com/question/13604758

#SPJ1

what is the average period of the trials that were conducted with an amplitude of 10 degrees? answer in units of seconds.

Answers

The average period of the trials that were conducted with an amplitude of 10 degrees is 1.694 seconds.

What is amplitude ?

In mathematics, amplitude refers to the maximum displacement or distance from the equilibrium position of a periodic function, such as a sine or cosine wave. In other words, if a periodic function oscillates back and forth between two extreme values, the amplitude is the maximum distance from the average value or midpoint of the oscillation to one of the extreme values.

To calculate the average period of the trials that were conducted with an amplitude of 10 degrees, we simply add up all the periods and divide by the total number of trials.

10 degrees: 1.66 s, 1.700 s, 1.71 s, 1.68 s, 1.72 s

Average period = (1.66 + 1.700 + 1.71 + 1.68 + 1.72) / 5 = 1.694 seconds

Therefore, the average period of the trials that were conducted with an amplitude of 10 degrees is 1.694 seconds.

To learn more about periodic function from the given link :

https://brainly.com/question/29277391

#SPJ1

Brad is selling cups of lemonade at a stand outside his house. He has enough supplies on hand to make a maximum of 251 ounces of lemonade. A regular cup holds 11 ounces of lemonade and a small cup can hold 7 ounces of lemonade. Write the inequality in standard form that describes this situation. Use the given numbers and the following variables.

Answers

11x + 7y ≤ 251 this is the inequality's standard form, where the constant is on the right and the variables are on the left.

What is system of inequalities?

A group of two or more inequalities that must be met concurrently constitute a system of inequalities. A collection of values for the variables that simultaneously fulfil all of the inequalities is the solution to the system. The variables in the inequalities indicate quantities that are connected to one another. Systems of inequalities are used to simulate real-world circumstances when a given task is subject to a number of restrictions or limits.

Let us suppose the number of regular cups = x.

The number of small cups = y.

Thus, the total for lemonades is:

11x + 7y ≤ 251

This is the inequality's standard form, where the constant is on the right and the variables are on the left.

Learn more about system of inequalities here:

https://brainly.com/question/2516147

#SPJ1

2. a. There is a new family called the Grump family. Mr. Grump's rule is (x,y). Circle the rules that
his family members in red. Circle the imposters in blue.
(3x,3y)
(2x,y)
(x,4y)
(4x,4y)
(6x, 5y)
(9x, 9y)
(0.3x, 0.3Y)

Answers



Red: (3x,3y) (2x,y) (x,4y) (4x,4y)
Blue: (6x, 5y) (9x, 9y) (0.3x, 0.3Y)
Assuming that the rule "(x, y)" means that both coordinates are multiplied by some factor x and y respectively, the rules that follow the Grump family's rule are:

(3x, 3y)
(2x, y)
(x, 4y)
(4x, 4y)

The rules that do not follow the Grump family's rule are:

(6x, 5y)
(9x, 9y)
(0.3x, 0.3y)

Therefore, the family members that follow Mr. Grump's rule are in red, and the imposters that don't follow the rule are in blue:

Red: (3x, 3y), (2x, y), (x, 4y), (4x, 4y)
Blue: (6x, 5y), (9x, 9y), (0.3x, 0.3y)

I need some help please

Answers

Answer:

3(2c + d) - 4(c - d) + d² = 32

Step-by-step explanation:

Now we have to,

→ Simplify the given expression.

We have to use,

→ d = 3

→ c = 1

The given expression is,

→ 3(2c + d) - 4(c - d) + d²

Let's simplify the expression,

→ 3(2c + d) - 4(c - d) + d²

→ 3(2(1) + 3) - 4(1 - 3) + 3²

→ 3(2 + 3) - 4(-2) + 9

→ 3(5) + 8 + 9

→ 15 + 17

32 => {final answer}

Therefore, the answer is 32.

you flip a coin 12 times. it lands on tails 9 times. what is the experimental probability of landing on heads?

Answers

Answer:

25%

Step-by-step explanation:

U flipped a coin 12 times, it lands on tail 9 times. Now the probability of landing on head = 12-9

= 3

In percentage= 12\3 *100

=25%

Answer:

0.25%

Step-by-step explanation:

two americans, two canadians, two mexicans, and two jamaicans are seated around a round table. in how many ways can all eight people be seated such that at least two pairs of people from the same country are seated together?

Answers

There are 4320 ways in which at least two pairs of people from the same country are seated together.

This is question of 'permutation and combination'.

The total number of ways in which all 8 people can be seated

= (8-1)! = 7! = 5040

Let's calculate the number of ways in which no two people from the same country are seated together.

First, we will fix the position of one of the Americans (let's call him A1) in the first seat. We can do this in one way.

In the next seat, we can seat any one of the six remaining people (2nd American, 1st Canadian, 2nd Canadian, 1st Mexican, 2nd Mexican, or 1st Jamaican).

Let's say we seat the 1st Canadian in the second seat. We can do this in six ways. The seventh seat can be occupied by the remaining person. We can do this in one way.So, the number of ways in which no two people from the same country are seated together is

6! = 720.

Now, let's calculate the number of ways in which at least two pairs of people from the same country are seated together.We can do this by finding the total number of ways in which all eight people can be seated and then subtracting the number of ways in which no two people from the same country are seated together.

So, the number of ways in which at least two pairs of people from the same country are seated together is:

5040 - 720 = 4320.

for such more question on permutation and combination

https://brainly.com/question/28065038

#SPJ11

the letter t is formed by placing two $2\:\text{inch}\!\times\!4\:\text{inch}$ rectangles next to each other, as shown. what is the perimeter of the t, in inches?

Answers

The perimeter of the letter "T" is 22 inches.

Since the letter "T" is formed by placing two rectangles next to each other, its perimeter is the sum of the perimeters of the two rectangles minus the shared side.

The shared side will be the width of the rectangles, which is 2 inches.

The lengths of the rectangles are 4 inches each.

Let's calculate the perimeter:

Perimeter of the top rectangle = 2 * (length + width) = 2 * (4 + 2) = 12 inches

Perimeter of the bottom rectangle = 2 * (length + width) = 2 * (4 + 2) = 12 inches

Now, subtract the shared side (width) once:

Shared side = 2 inches

Total perimeter = (Perimeter of top rectangle + Perimeter of bottom rectangle) - Shared side

Total perimeter = (12 + 12) - 2 = 22 inches

So, the perimeter of the letter "T" is 22 inches.

Learn more about perimeter here:

brainly.com/question/397857

#SPJ12

The voltage in an electrical circuit is multiplied by itself each time it is reduced. The voltage is 27/125 of a volt and it has been reduced three times. What is the voltage in exponential form?

Answers

Answer: x 3= 27/125

Step-by-step explanation:

a state's license plates consist of 4 letters followed by 5 digits. how many possible license plates can be issued using this condition?

Answers

In the following question, among the conditions given, There are 26^4 x 10^5 possible license plates that can be issued using this condition.

Hence, This is because the license plates consist of 4 letters and 5 digits. There are 26 possible letters that can be used in the first four places, so the total possible combinations of 4 letters is 26^4. There are 10 possible digits that can be used in the last five places, so the total possible combinations of 5 digits is 10^5. Multiplying these two together gives the total number of possible license plates: 26^4 x 10^5.

For more such questions on  license plates

https://brainly.com/question/30809443

#SPJ11

There are a total of $26^4 × 10^5$ possibilities, which simplifies to 26,000,000,000 (twenty-six billion) possibilities. Therefore, with this condition, twenty-six billion license plates can be issued.

A state's license plates consist of 4 letters followed by 5 digits.

How many possible license plates can be issued using this condition?

When designing a license plate, the condition provided in the question suggests that a license plate should consist of 4 letters followed by 5 digits.

Therefore, we can count the total number of license plates in two phases.

The number of choices for each segment must be taken into account separately for the letters and the numbers.

When considering the letter possibilities, there are 26 options for each position since there are 26 letters in the alphabet.

For the first 4 positions, there are a total of $26^4$ = 456,976 possibilities.

Similarly, for the last 5 positions,

there are 10 options for each position since there are 10 digits.

There are $10^5$ = 100,000 possibilities for the last 5 positions.

The entire plate's total number of combinations is obtained by multiplying these numbers.

There are a total of $26^4 × 10^5$ possibilities

For similar question on possibilities.

https://brainly.com/question/3313382

#SPJ11

because we do not know if the population distribution is approximately normal. because the large sample condition is not met. they should proceed, all of the conditions are met. because the 10% condition is not met. because the random condition is not met.

Answers

To use the normal approximation for the confidence interval in the sampling distribution of the population proportion, the following conditions must be met:

The sample size should be large enough (np ≥ 10 and n(1-p) ≥ 10), where n is the sample size and p is the population proportion. The observations should be independent. The population size should be at least 10 times larger than the sample size.

If these conditions are met, then the distribution of the sample proportion can be approximated by a normal distribution with a mean of p and a standard deviation of sqrt(p*(1-p)/n).

Learn more about population proportion

https://brainly.com/question/15087042

#SPJ4

Full Question ;

The sampling distribution of the population proportion is based on a binomial distribution. What condition must be met to use the normal approximation for the confidence interval?

Georgia surveyed some of her friends at Jones Middle School about their favorite type of music. The data she collected is shown below. Georgia concludes that the favorite type of music among the middle school students is rock music, followed by pop music.

Part A: Do you think Georgia’s conclusion is valid? Why or why not? Include a discussion about the sampling method Georgia used in your reasoning.
Part B: How would you recommend conducting the survey to get the most valid conclusion from the most representative sample?

Answers

It's difficult to determine the validity of Georgia's conclusion without more information about her sampling method. If Georgia used a random sampling method where each student at Jones Middle School had an equal chance of being selected to participate in the survey, then her conclusion could be considered more valid.

b. To conduct the survey to get the most valid conclusion from the most representative sample, she could use a random sample.

How to explain the sampling

In addition, the sample size and the margin of error of the survey are important factors to consider when evaluating the validity of the conclusion.

Georgia could consider using a random sampling method where each student at Jones Middle School has an equal chance of being selected to participate in the survey. She could also increase the sample size to get a more accurate representation of the entire student population. It would also be important to consider the margin of error and confidence level of the survey to ensure that the results are reliable. Finally, Georgia could also consider stratifying her sample by grade level or other relevant factors to ensure that the sample is representative of the entire student population at Jones Middle School.

Learn more about sample on

https://brainly.com/question/24466382

#SPJ1

Select ALL the set of numbers that are possible values for x in the inequality, x<-3

Answers

The set of numbers that are possible values for x in the inequality x < -3 is: {-9, -7, -5}. (Option 2)

To find the possible values of x that satisfy the inequality x < -3, we need to look for numbers that are less than -3. Among the given sets of numbers, only {-9, -7, -5} contains numbers that are less than -3, so this is the set of possible values for x.

{-33, -22, -11} are all greater than -3, so they are not possible values for x in the given inequality.

{5, 7, 9} and {-5, 0, 5} are also greater than -3, so they are not possible values for x in the given inequality.

Learn more about Inequality:

https://brainly.com/question/25275758

#SPJ4

Complete Question:

Select all the sets of numbers that are possible values for x in the inequality, x<-3.

{5,7,9}{-9, -7, -5}{-33, -22, -11}{-5,0,5}

jason is making a concrete driveway. he mixes dry cement and water in the correct ratio. the table shows how much dry cement to mix with different amounts of water. jason says a graph of the relationship includes the point (63, 140). is jason correct?

Answers

Jason is correct when he says that a graph of the relationship includes the point (63, 140).

What is a proportional relationship?

A proportional relationship is a type of relationship between two quantities in which they maintain a constant ratio to each other. This means that if one quantity is multiplied by a certain factor, the other quantity will also be multiplied by the same factor.

The relationship is defined according to the equation presented as follows:

y = kx.

In which k is the constant of proportionality, representing the increase in the output variable y when the constant variable x is increased by one, which is also the constant ratio of the relationship.

From the table given at the end of the answer, when x = 54, y = 120, hence the constant is given as follows:

k = 120/54

k = 2.2222.

Hence the equation is:

y = 2.2222x.

When x = 63, the output of the function is given as follows:

y = 2.2222 x 63

y = 140.

Hence Jason is correct when he says that a graph of the relationship includes the point (63, 140), as when x = 63, the output of the function is of y = 140.

Missing Information

The table is given by the image presented at the end of the answer.

More can be learned about proportional relationships at https://brainly.com/question/7723640

#SPJ1

PLEASE HELP MARKING BRAINLEIST JUST ANSWER ASAP

Answers

Answer:

[tex]\textsf{The value of t is 14m. }[/tex]

Step-by-step explanation:

To find:-

The value of "t" .

Answer:-

F I G U R E : -

[tex]\setlength{\unitlength}{1 cm}\begin{picture}(0,0)\thicklines\qbezier(1,1)(1,1)(6,1)\put(0.4,0.5){\bf D}\qbezier(1,1)(1,1)(1.6,4)\put(6.2,0.5){\bf C}\qbezier(1.6,4)(1.6,4)(6.6,4)\put(1,4){\bf A}\qbezier(6,1)(6,1)(6.6,4)\put(6.9,3.8){\bf B}\multiput(3,.5)(0,4){2}{$\sf 13m $}\multiput(1,2.5)(5.5,0){2}{$\sf t $}\put(5,-2){$\boxed{\bf{-\ By }\ \bf " Tony Stark"}$}\end{picture}[/tex]

As we know that the perimeter of a parallelogram is the sum of all the side lengths of it . Also we know that the opposite sides are equal in a parallelogram. Therefore, here the two other sides AD and DC would be "t" and "13m" respectively.

Now also we are given that the perimeter of the parallelogram is 54m . So we can create a equation to find out "t" as ,

[tex]:\sf\implies Perimeter = 13m + t + 13c

m + t\\[/tex]

Since the perimeter is 54m , therefore;

[tex]:\sf\implies 54m = 26m + 2t \\[/tex]

Subtract 26m on both the sides,

[tex]:\sf\implies 54m - 26m = 2t\\[/tex]

Simplify,

[tex]:\sf\implies 28m = 2t \\[/tex]

Divide both the sides by "2" ,

[tex]:\sf\implies t = \dfrac{28m}{2} \\[/tex]

Simplify,

[tex]:\sf\implies \pink{ t = 14m } \\[/tex]

Hence the value of t is 14m .

an operation is performed on a batch of 100 units. setup time is 20 minutes and run time is 1 minute. the total number of units produced in an 8-hour day is:

Answers

The total number of units produced in an 8-hour day is approximately 22.86 units.

There are different ways to approach this problem, but one possible method is to use the concept of cycle time and the total available production time to determine the number of units produced in a day.

An operation is performed on a batch of 100 units.

Setup time is 20 minutes and run time is 1 minute.

The total number of units produced in an 8-hour day is:

Step 1: Find the cycle time per unitThe cycle time per unit is the sum of the setup time and the run time:

Cycle time = setup time + run time = 20 minutes + 1 minute = 21 minutes.

Step 2: Find the total available production time in a day

One day has 24 hours, but 8 hours are not available for production due to breaks, maintenance, and other factors. Therefore, the total available production time is:

Total available production time = 8 hours × (60 minutes per hour) = 480 minutes.

Step 3: Calculate the number of units produced in a day

The number of units produced in a day is the total available production time divided by the cycle time per unit:

Units produced = total available production time ÷ cycle time= 480 minutes ÷ 21 minutes≈ 22.86 units (rounded to two decimal places)

Therefore, the total number of units produced in an 8-hour day is approximately 22.86 units.

This assumes that there is no variability in the process, and that all units are of good quality.

If there are any defects, rework, or other disruptions, the actual production may be lower.

For similar question on approximately.

https://brainly.com/question/114935

#SPJ11

Distributive property applied to 7(2x+5) - 4(2x+5)

Answers

To implement the distributing principle to the phrase 7(2x+5) - 4(2x+5), we must first divide the 7 and 4 within the parenthesis to their respective terms:

7(2x+5) - 4(2x+5) = (72x + 75) - (42x + 45)

Within the parenthesis, each term is simplified:

= (14x + 35) - (8x + 20)

We may now reduce the phrase by grouping similar terms:

= 14x - 8x + 35 - 20

= 6x + 15

As a consequence, using the distributive property on 7(2x+5) - 4(2x+5) yields 6x + 15.

By expansion or multiplying, the distribution principle is frequently employed to compress statements and solve problems. It enables us to translate complicated statements into shorter language and conversely. The distributive principle is commonly utilized in mathematics, mathematics, as well as other mathematical subjects.

To know more about multiplying click here

brainly.com/question/25114566

#SPJ9

Other Questions
a 10 percent increase in the price of sugar reduces sugar consumption by about 5 percent. the increase causes households to a. spend more on sugar. b. spend less on sugar. c. spend the same on sugar. d. consume more goods like coffee and tea that are complements of sugar. explain the difference between competencies and competitive advantage in an organizational setting. the cantilevered beam is made of a36 steel and is subjected to the loading shown. determine the displacement at b using the method of superposition. for a36 steel beam, the moment of inertia i Salespersons at the Kings Park Auto Giant are paid a commission, c(p), based on the profit, p. The following piecewise function gives the commission rules.a. If the profit is $1,500, what is the percent commission rate? b. If the profit is $900, what is the percent commission rate? c. What is the commission on a car sold for a $970 profit? d. Kings Park Auto Giant purchases a car for $32,090 and sells it for $33,200. What commission is paid to the salesperson? Tell whether the given value is a solution of the inequality.q/5 < q-20; q=15 Suppose you are evaluating the profit earned by a pharmaceutical company that produces three different medicines. Instructions: In order to receive full credit, you must make a selection for each option. For correct answer(s), click the option once to place a check mark. For incorrect answer(s), click the option twice to empty the box.a. What values below will help you determine the company's revenue? Marginal cost Price Fixed cost Quantity Variable cost How did the author and other American soldiers cope with the dead and wounded--both Japanese and American? What attitudes did soldiers hold toward the enemy? which is an x-intercept of the graphed function? Fill the blanks Dear Dad,avoidedblame/choked updepressed/devastated.enhancedYour death really (1.).failedinstructionrecovered(2.) avoideddevastated me. I don't think I have everfrom the pain and the fact that I never managed to tell youinhow much I loved you. The hardest thing I ever had to do was to say good-bye to you.How do I account for my success? I owe it all to your patient (3.).baseball, your faith in me, and your love. If you had lived, you would have seen my fourbeautiful sons. You would have shared my fame, and your presence would have added toand (4.)my success. You would have seen me realize those dreams wehad so long ago.sobertolerancetoughMore than anything else in the world, I wanted you to be proud of me. When Ilost you, I lost my guide, my anchor in life. You were such a responsible person, but I(5.) failedto follow your example. You had no (6.)for wrongbehavior, but I became very (7.) depressed after your death. Despite all thesuccess, I lost my way for a long time, but I have beaten my addiction and now I amalways (8.)Whatever happens, I am determined to use the rest of mylife to make things up to my family.whenEven though I was elected to the Baseball Hall of Fame, I was not the great father tomy sons during their childhood that you were to me during mine. I can't deny that intheir own ways, my kids bear the scars of my neglect. I get all (9.).I think about all this because they don't (10.) blame me for my failures as aparent. I only wish that I had been there for my kids in the same way that you were.always there for me. You were (11.).kon me, but you always wanted thesome of this suffering if, years ago, I-best. Perhaps I could have (12.).had had the courage to tell you how much I loved you.Your loving son,Mickey Do you skip lines when using a Venn Diagram? the importance of rules for organizational functioning is a feature of... a. weber's bureaucracy. b. giddens' structuration. c. taylor's scientific management. d. fayol's classical management. Geography is the study of areal differentiation." Discuss with examples which approach to opening is described by shell as your own highly favorable interpretation of a standard or reference point? Unlike capabilities, resources can be both ______. doctors measuring children for height norms would most likely focus on . a. myelination b. synaptic pruning c. lateralization d. hormones Answer the question below Bonnie puts $100.00 into an account to use for school expenses. The account earns 6% interest, compounded annually. How much will be in the account after 6 years? when entering a client home, you warmly greet them. this best exemplifies which core ethical principle? besides turning enzymes on or off, what other mechanisms do cells use to control enzymatic activity? Which definition of bitter is used in this passage?an expression of deep pain, grief, or regret a deep cynicism toward others distasteful or distressing to the mind I then, very cleverly, left all the rest to my mother, who suggested to my father, as I knew she would, that it would not be very nice to let such a kind woman make the trip for nothing. Also, since it was a schoolteacher, I imagine that my mother countered the idea of sin with the idea of "education," which word, even with my father, carried a kind of bitter weight.-"Notes of a Native Son,"James Baldwina. an expression of deep pain, grief, or regret b. a deep cynicism toward others c. distasteful or distressing to the mind You measure 41 randomly selected textbooks' weights, and find they have a mean weight of 39 ounces. Assume the population standard deviation is 2.8 ounces. Based on this, construct a 99% confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places afe