Plz only answer if ur sure about the answer :)

Step-by-step explanation:

i hope it will help you .....

Answer:

7pm

Step-by-step explanation:

A train arrives every 2 hours and a bus every 3 so in 6 hours time a bus and a train will arrive together

1. The  statement "In a hypothesis test, if the sample data is determined to be in the critical region with α = 0.05, then the same sample data would still be in the critical region if α were changed to 0.01." is false.

2. The statement "If a researcher decides to reject the null hypothesis using an alpha level of α = 0.05 at the conclusion of a hypothesis test, then they would include the statement of "p < 0.05" when writing their research report." is true.

1. In a hypothesis test, if the sample data is determined to be in the critical region with α = 0.05, then the same sample data would still be in the critical region if α were changed to 0.01.
This statement is false.

The critical region is dependent on the chosen alpha level. If the alpha level is decreased from 0.05 to 0.01, the critical region becomes smaller, and the sample data might not be in the critical region anymore.

2. If a researcher decides to reject the null hypothesis using an alpha level of α = 0.05 at the conclusion of a hypothesis test, then they would include the statement of "p < 0.05" when writing their research report.
This statement is true.
When a researcher rejects the null hypothesis with α = 0.05, it means that the p-value (probability) of observing the sample data is less than 0.05. Therefore, it is appropriate to include the statement "p < 0.05" in the research report to indicate this finding.

To learn more about hypothesis testing visit : https://brainly.com/question/4232174

#SPJ11

We have derived the following equations:

(10) Y = 7,000 - 200r - 1,000ε
(11) 10 = r + 5ε
(12) NX = 500 - 500r - 2,500ε
(13) CF = -50,000 + 50,000r + 250,000ε

To solve the given equations for the equilibrium values of C, NX, CF, r, and ε, let's go step by step.

First, we'll substitute equations (2), (3), (4), (5), (6), (7), (8), and (9) into equation (2) to eliminate the variables C, I, G, NX, CF, and T.

Equation (2) becomes:
Y = (1/2)(Y - T) + (2,000 - 100r) + 1,500 + (500 - 500ε)

Next, let's simplify the equation:

Y = (1/2)(Y - 1,000) + 2,000 - 100r + 1,500 + 500 - 500ε

Distribute (1/2) to the terms inside the parentheses:

Y = (1/2)Y - 500 + 2,000 - 100r + 1,500 + 500 - 500ε

Combine like terms:

Y = (1/2)Y + 3,500 - 100r - 500ε

Now, let's isolate Y by subtracting (1/2)Y from both sides:

(1/2)Y = 3,500 - 100r - 500ε

Multiply both sides by 2 to get rid of the fraction:

Y = 7,000 - 200r - 1,000ε

We now have one equation (10) in terms of Y, r, and ε.

Next, let's substitute equation (1) into equation (10) to solve for Y:

5,000 = 7,000 - 200r - 1,000ε

Subtract 7,000 from both sides:

-2,000 = -200r - 1,000ε

Divide both sides by -200:

10 = r + 5ε

This gives us equation (11) in terms of r and ε.

Now, let's substitute equation (11) into equation (5) to solve for NX:

NX = 500 - 500ε

Substitute r + 5ε for ε:

NX = 500 - 500(r + 5ε)

Simplify:

NX = 500 - 500r - 2,500ε

This gives us equation (12) in terms of NX, r, and ε.

Finally, let's substitute equation (12) into equation (6) to solve for CF:

CF = -100r

Substitute 500 - 500r - 2,500ε for NX:

CF = -100(500 - 500r - 2,500ε)

Simplify:

CF = -50,000 + 50,000r + 250,000ε

This gives us equation (13) in terms of CF, r, and ε.

To summarize, we have derived the following equations:

(10) Y = 7,000 - 200r - 1,000ε
(11) 10 = r + 5ε
(12) NX = 500 - 500r - 2,500ε
(13) CF = -50,000 + 50,000r + 250,000ε

These equations represent the equilibrium values of Y, r, ε, NX, and CF in the given open economy.

To learn more about equations, refer below:

https://brainly.com/question/14686792

#SPJ11

Answer:

≈ 10.63

Step-by-step explanation:

Pythagorean Theorem... Possibly the most easy theory in math once you understood it.

Here's the formula.

\(A^2+B^2=C^2\)

AB would be the hypothenuse

BC would be the opposite

CA would be the Adjacent.

But let's not make it complicated though, the question is actually quite easy.

You are asked to find AB, the hypothenuse.

The hypothenuse would be C.

BC and CA would be A and B.

It doesn't matter where are you going to place the numbers.

So, \(7^2 + 8^2\)

\(7^2 + 8^2 = 49 + 64\\\)

= 113

Now we would have to square root 113 since \(A^2+B^2=C^2\)

\(\sqrt{113}\) is an irrational number, and the question asks you to round ro the nearest tenth.

\(\sqrt{113}\) =10.63014581

≈ 10.63

Your answer would be 10.63

Answer:

C

Step-by-step explanation:

Applying the similar triangle theorem, the width, w, of the pond is approximately: D. 13 feet

Recall:

Similar triangles will have corresponding sides that have proportionate length based on the similar triangle theorem.

The two triangles in the diagram are similar.

Therefore, the ratio of their corresponding sides will be equal (i.e. corresponding side lengths that are proportional).

Thus:

\(\frac{5}{w} = \frac{7}{18}\)

\(w = \frac{18 \times 5}{7} \\\\w = 12.9\)

Therefore, applying the similar triangle theorem, the width, w, of the pond is approximately: D. 13 feet

Learn more here:

https://brainly.com/question/10269775

The position of the particle can be found using the given data of the particle's acceleration and initial conditions. The equation for the position of the particle is s(t) = -13 cos(t) + 3 sin(t) + 14t.

To find the position of the particle, we need to integrate the acceleration function with respect to time twice. Integrating a(t) = 13 sin(t) + 3 cos(t) once gives us the velocity function v(t) = -13 cos(t) + 3 sin(t) + C₁, where C₁ is a constant of integration. Next, we integrate v(t) with respect to time to obtain the position function s(t).

Integrating v(t) = -13 cos(t) + 3 sin(t) + C₁ gives us s(t) = -13 sin(t) - 3 cos(t) + C₁t + C₂, where C₂ is another constant of integration. We can determine the values of C₁ and C₂ using the initial conditions provided.

Since s(0) = 0, we substitute t = 0 into the equation and find that C₂ = 0. To determine C₁, we use the condition s(2π) = 14.

Substituting t = 2π into the equation gives us 14 = -13 sin(2π) - 3 cos(2π) + C₁(2π). Since sin(2π) = 0 and cos(2π) = 1, we have 14 = -3 + C₁(2π). Solving for C₁, we find C₁ = (14 + 3) / (2π).

Substituting the values of C₁ and C₂ back into the equation for s(t), we get the final position function: s(t) = -13 cos(t) + 3 sin(t) + (14 + 3) / (2π) * t.

Learn more about a particle's  acceleration :

https://brainly.com/question/31869422

#SPJ11

Answer:

1/2

Step-by-step explanation:

Okay so the find slope you have the put the line in y-mx+b form.  In -2x+4y=16 to get 'y' by its slef you have to add 2y to each side.  4y=16+2x then you have to divide by 4 to get y alone.  y=4+1/2x

Your slope is 1/2

The letter A represents where the amount of $158.29 should be written.

The letter D represents where the amount of $250 should be written.

This refers to the automated machine that is used to handle cash transactions and also for making calculations.

Hence, we can see that from the complete information, Ivan has a cash register where he records the amount he spends on groceries which is $158.29, and also the transaction of sending $250 to his savings account.

However, in the cash register, Ivan uses the letter A to show where the amount of $158.29 should be written and the letter D represents where the amount of $250 should be written.

Read more about check registers here:

https://brainly.com/question/27155313

#SPJ4

Answer:

A and D

Edge 2022

As per the given measurement , the area of the paper on the bottom of the cage 2736 square inches.

The formula to calculate the volume of the prism is written as

V = l x w x h

Where l refers the length , w refers the width and h refers the height.

Here we have know that the height of 24 inches and a volume of 6,480 cubic inches.

Now we have to apply the values on the formula in order to get the width of the cage,

=> 6480 = w x 24 x 12

=> w = 6480/288

=> W = 22.5

Therefore, the area of the bottom of the cage is calculated as,

=> A = 2[(24 x 22.5) + (24 x 12) + (22.5 x 24)]

When we simplify this one then we get the value of the area as,

=> A = 2736 square inches.

To know more about Area here.

https://brainly.com/question/14994710

#SPJ4

The new coordinates after a reduced scale factor of 0.77 with the origin will be equal to (−10, 10), (20, 40), (30, 30). Hence, option B is correct.

In math, graph science is the theory of geometric structures called graphs that are used to represent pairwise different objects. Vertices—also known as nodes or points—that are joined by edges make form a network in this sense.

Undirected graphs, where edges connect two vertices equally, and focused therapy, where edges connect two vertices unevenly, are distinguished.

As per the data given in the question,

We will combine the x and y dimensions even by scale factors to shrink the picture by a multiplier of 0.77 with both the origins as that of the center of dilatation because the figure's vertices are (-13, 13), (26, 52), and (39, 39).

So, the first point is (-13, 13)

-13 × 0.77 = -10 and,

13 × 0.77 = 10

So, the new point is (-10, 10).

The second point is (26, 52).

26 × 0.77 = 20

52 × 0.77 = 40

So, the new point is (20, 40)

The third point is (39, 39)

39 × 0.77 = 30

39 × 0.77 = 30

So, the new point is (30, 30).

To know more about Graph:

https://brainly.com/question/17267403

#SPJ1

Answer:

9 pounds

Step-by-step explanation:

Answer:

Step-by-step explanation:

Let number be "n".

Half a number added to the number = 240

This means

0.5n + n = 240

1.5n = 240

Divide both sides by 1.5

n = 240/1.5 = 160

Answer: h(5)=-44

Step-by-step explanation:

Given

h(t)=-10x+6

h(?)=-44

Substitute the [-44] value to the first equation

-44=-10x+6

Subtract 6 on both sides

-44-6=-10x+6-6

-50=-10x

Divide -10 on both sides

-50/-10=-10x/-10

x=5

Hope this helps!! :)

Please let me know if you have any questions

A drug administered 50 mg every three hours and the drug decays 12% per hour, the limiting value is approximately 416.67 mg.

To find the limiting value, we need to determine the amount of the drug remaining after each administration and observe how it approaches a stable value over time.

First, let's calculate the decay factor per hour. The drug decays by 12% per hour, which means it retains 88% of its previous value after each hour.

Decay factor = 1 - 0.12 = 0.88

Now, let's calculate the amount of drug remaining after each administration:

After 1st administration: 50 mg

After 2nd administration: 50 mg * 0.88 = 44 mg

After 3rd administration: 44 mg * 0.88 = 38.72 mg

After 4th administration: 38.72 mg * 0.88 = 34.04 mg

After 5th administration: 34.04 mg * 0.88 = 29.92 mg

As we can see, the amount of drug remaining decreases with each administration, approaching a limiting value. To find this limiting value, we can continue the pattern or use a formula.

The formula for the limiting value of a drug administered every three hours is:

Limiting value = dosage / (1 - decay factor)

In this case, the dosage is 50 mg, and the decay factor is 0.88.

Limiting value = 50 mg / (1 - 0.88) = 50 mg / 0.12 ≈ 416.67 mg (rounded to two decimal places)

Therefore, the limiting value is approximately 416.67 mg.

Learn more about limiting value here:

https://brainly.com/question/29284611

#SPJ11

Answer:

A

Step-by-step explanation:

Answer: x is 5 if this isnt right then im sorry.

Answer:

Step-by-step explanation:

The - tells you that it is upside down. So that much of your choice is correct for certain.

The 1/8 squishes the graph something fierce. So of those graphs given, the one you chose is most likely correct. But you are right to be a little miffed at the question. You should never have to choose an answer with only a picture to guide you. If you have a graphing calculator, try y = -1/8 x^2 which is a good candidate for all the graphs.

The profit margins (return on sales) for each division are approximately :Division A = 10.85%,Division B = 9.11% and The calculations for the year would be:Net Income = $85,428,Return on Assets = 18.9%.

To compute the profit margins (return on sales) for each division, we divide the profit by the sales and multiply by 100 to express the result as a percentage.

For Division A:

Profit Margin = (Profit / Sales) * 100

Profit Margin = ($230,000 / $2,120,000) * 100

Profit Margin ≈ 10.85%

For Division B:

Profit Margin = (Profit / Sales) * 100

Profit Margin = ($34,700 / $381,000) * 100

Profit Margin ≈ 9.11%

To calculate the net income and return on assets for Polly Esther Dress Shops Inc., we use the given information.

Net Income = Profit Margin * Sales

Net Income = 7% * $1,220,400

Net Income = $85,428

Return on Assets = Profit Margin * Asset Turnover

Return on Assets = 7% * 2.7

Return on Assets = 18.9%

For more such questions on profit,click on

https://brainly.com/question/29785281

#SPJ8  

The correct alternative hypothesis in this case would be Ha: u not equal to 8, option a. This is because the null hypothesis in this scenario would be that the mean of the bottles of cream being filled is equal to 8 ounces.

Know more about the alternative hypothesis

https://brainly.com/question/25263462

#SPJ11

Answer: c

Step-by-step explanation: i took the test and got it right sorry if it is wrong hope it helps

Answer:

The coordinates of the points in the graph are;

(5, 2), (10, 3.5), (15, 5), 20, 5.5)

The data points are plotted using MS Excel

Given that the height of a person stops increasing beyond around 20 years of age, it is expected that the height will remain slightly the same at 5.5 feet beyond 20 as follows;

(25, 5.5), (30, 5.5), (35, 5.5), (40, 5.5)

Therefore, if the data were to extend beyond 20, the linearization will give a more horizontal line with a gentler slope

Please see attached graphs created with MS Excel

Step-by-step explanation:

The mean can only be used with interval/ratio level data.

what is  ratio data ?

Ratio data is a form of quantitative (numeric) data. It measures variables on a continuous scale, with an equal distance between adjacent values. While it shares these features with interval data (another type of quantitative data), a distinguishing property of ratio data is that it has a 'true zero.

What are mean , median and mode?

The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to greatest. The mode is the number that occurs most often in a data set.

Hence, the mean can only be used with interval/ratio level data.

Learn more about Ratio data at:

https://brainly.com/question/28436000

#SPJ4

Answer:

Step-by-step explanation:

x = time

y = elevation

At x = 0  ,  y  = 0

It takes the submarine 2 hours to make descent of 2100 ft

=> x = 2 , y  = - 2100

Slope = ( -2100 - 0)/(2 - 0)  =  -1050

y - 0 = -1050 ( x -0)

=> y = -1050x

1050x  + y = 0

represent the relationship between the submarine's elevation and time.

1 When four more than ten times a number is twenty-four. The number is 2.

2. When four less than eight times a number is twenty. The number is 3.

3. When the difference between ten times a number and two is twenty-eight. The number is 3.

4. When five more than the quotient of a number and six is fifteen. The number is 60.

5. When four less than four times a number and six is twenty-eight. The number is 6.5.

1. Let the number be x

Four more than ten times a number is twenty-four.

10x + 4 = 24

10x = 24 - 4

10x = 20

Divide

x = 20/10

x = 2

The number is 2.

2. Four less than eight times a number is twenty. Let the number be x.

8x - 4 = 20

8x = 20 + 4

8x = 24

Divide

x = 24 / 8

x = 3

The number is 3.

3. The difference between ten times a number and two is twenty-eight. Let the number be x.

(10 × x) - 2 = 28

10x - 2 = 28

Collect the like terms

10x = 28 + 2

10x = 30

Divide

x = 30 / 10

x = 3

4. Five more than the quotient of a number and six is fifteen. Let the number be n.

n/6 + 5 = 15

n/6 = 15 - 5

n/6 = 10

Cross multiply

n = 6 × 10

n = 60

5. Four less than four times a number and six is twenty-eight. Let the number be n.

(4n + 6) - 4 = 28

4n + 2 = 28

Collect the like terms

4n = 28 - 2

4n = 26.

Divide

n = 26 / 4

n = 6.5

Learn more about equations on:

brainly.com/question/2972832

#SPJ1

probability would be 0.2222

Without knowing the details of the box, it's impossible to provide an exact probability. However, if we assume that there are an equal number of green and yellow cellphones in the box, then we can use the following steps to calculate the probability of selecting one green and one yellow cellphone:

Determine the total number of ways to select two cellphones from the box without replacement. This is given by the combination formula: C(2, n), where n is the total number of cellphones in the box.

Determine the number of ways to select one green and one yellow cellphone. Since there are an equal number of green and yellow cellphones, we can simply multiply the number of ways to select one green cellphone by the number of ways to select one yellow cellphone. This is given by: 2C(1, n/2), where n is the total number of cellphones in the box.

Divide the number of ways to select one green and one yellow cellphone by the total number of ways to select two cellphones from the box without replacement to get the probability.

Using this approach, we can calculate the probability as:

P(1 green and 1 yellow) = 2C(1, n/2) / C(2, n)

For example, if there are 10 cellphones in the box (5 green and 5 yellow), then the probability would be:

P(1 green and 1 yellow) = 2C(1, 5) / C(2, 10) = 2(5) / 45 = 0.2222

So the probability would be 0.2222 or approximately 0.22.

For more questions like probability visit the link below:

https://brainly.com/question/24418655

#SPJ11

Answer:

Chord

Step-by-step explanation:

Notice that the highlighted part is the line segment that joins the points J and E on the circle, which is known as a chord.

Answer:

\(-8 \leq x \leq -3\)

Step-by-step explanation:

\(-8 \leq x \leq -3\) this is the expression you are looking for.

Answer:

Step-by-step explanation:  

              12 < x ≤-8