An acting school claims that 71% of its graduates land major acting roles within one year of graduation. A random sample of 50 graduates was surveyed, and 30 of them had landed major roles within one year of graduation. Let p hat = the proportion of the sample who had landed major roles within one year of graduation.

The probability that 60% or fewer graduates land a major acting role within one year of graduating from this school is 0.043. Does this result provide convincing evidence against the school’s claim?

A. Yes, it is expected that at least 60 graduates from this school will land a major role within one year of graduation.

B. Yes, the probability of seeing the sample result is so far from what is expected that the probability of it occurring by chance alone is very unlikely (0.043 < 0.05).

C. No, the difference between the sample proportion and the parameter is 11%, which is greater than 5%.

D. No, the difference between the sample result and what is expected is not extreme enough. The probability of it occurring by chance alone is not unlikely (0.043 < 0.05).

Answers

Answer 1

Answer:

B

Step-by-step explanation:

EDGE2021!! since the actual probability is smaller than .05, we have evidence against the acting school claiming that 71% of its graduates land major acting roles within one year of graduation.


Related Questions

Im not smart, can someone pls help me? ​

Answers

Answer:

13- No because the size of the triangle can be different, meaning bigger side length

in 14 he is forgetting the lines at the angles. The little circular ones that say the angles are congruent.

Step-by-step explanation:

Write down the exact value of:
a) cos 90
b) sin 90
c) tan 0

Answers

Answer:

The exact value of

cos90 is 0

sin90 is 1

tan90 is indeterminate.

Answer:

[tex] \cos(90) = 0 \\ \sin(90) = 1 \\ \tan(0) = 0[/tex]

3x+25=2(4x-10)

Can somebody plz explain to me how to solve this

Answers

3x+25=2(4x-10)
3x+25=8x-20
+20 +20 (factor and match like terms)
3x+45=8x
-3x -3x
45=5x
X=9

Find the simple interest paid and the amount paid for the loan.

$4800 at 9.9% for 4 years

Answers

Answer:

$1900.80

Step-by-step explanation:

First, converting R percent to r a decimal

r = R/100 = 9.9%/100 = 0.099 per year,

then, solving our equation

I = 4800 × 0.099 × 4 = 1900.8

I = $ 1,900.80

The simple interest accumulated

on a principal of $ 4,800.00

at a rate of 9.9% per year

for 4 years is $ 1,900.80.

Hiro painted his room at a rate of 8 square meters per hour. After 3 hours of painting, he had 28 square meters left to paint. Let A(t) denote the area to paint A (measured in square meters) as a function of time t (measured in hours). What is the Functions formula? A(t)=?​

Answers

Answer:

cgnnjfcjifchhgsiwjcjcbanxjdhw

please help me, I am so confused. Thanks​

Answers

Answer:

c. 80

Step-by-step explanation:

cos x = sin(x-70)

cos x = cos [90-(x-70)]

cos x = cos (90-x +70)

cos x = cos 160 -x

x= 160-x

2x = 160

x =80

How many terms are in this expression? d + 8c + 7 ​

Answers

Answer:

2

Step-by-step explanation:

a certain bacteria populations doubles in size everyday. Suppose a sample starts with 500 bacteria. write an expression that models the number of bacteria in the same sample after x days. Evaluate the expression for x=0,2,and 5

Answers

Answer:

16,000

Step-by-step explanation:

16,000 - answer

Mary and Will rent a tandem bike for $10/hr. Which value is the dependent variable? Which is the independent variable

Answers

Answer:

Step-by-step explanation:

In this scenario, the dependant variable would be the total cost of the rental for the bike. This is because the actual cost depends on the number of hours that the individual has decided to rent the bike. The independant variable is the number of hours that they chose to rent the bike since it does not depend on any other factor in the scenario.

i need help! i’ll give brainliest

Answers

Answer:

>

Step-by-step explanation:

Answer:

You would use >

Step-by-step explanation:

-1/4 is greater. When you divide -1/4 you get -0.25. In negatives, the number that's the CLOSEST to 0 is greater. Since -0.25 is closer to 0 than -0.42, the answer is that -1/4 is GREATER than -0.42.

Hope this helps!

18,54,162,... what is the 8th term.

Answers

Answer: 39,366

Step-by-step explanation:

a(n)= 3*a(n-1)

Therefore a(8)=3(a7)

Answer:

39366

Step-by-step explanation:

Hope this can help you.But if it's wrong,im so sorry

Have a great day

which of the following represents a function of protein within a organism ?


A.storing genetic information
B.storing energy
C.generating heat
D.fighting infection​

Answers

Answer:

A

Step-by-step explanation: ITS RIGHTTTTTTTTTTTTTTTTT

If m_1=37º, what is m_4?

Answers

Answer: 148

Step-by-step explanation: so you will do 37 times 4

A business named Beyond Boxes is considering adding a box in the shape of a triangular prism as shown.
5 cm
4 cm
8 cm
3 cm
How much cardboard will be needed to make this design?
A. 108 cm2
B. 96 cm
C. 76 cm?
D. 102 cm

Answers

Answer:

creo que es 4cm y la otra B no se por que esta en ingles ok

SMART PPL PLEASE HELP ,Explain how you know the expression represents the area of shaded part of the rectangle.

Answers

Answer:

6(m-2)

Step-by-step explanation:

Alright. Let's start by finding the length of this shaded area. The full length of the rectangle is 'm', and the part that is not shaded has a length of '2', so if we subtract the full length and the non-shaded length, we will get the shaded part's length. This is 'm-2'. The width/height we already know...it is 6, so-

Answer is: 6(m-2)

Answer:

6(m-2)

Step-by-step explanation:

it is 6(m-2) because you would do the whole length of m minus 2.

Leandro wants to estimate the proportion of light bulbs that arrive broken upon shipment to his store. He
takes a random sample of 500 bulbs and finds that 25 arrived broken. He's willing to assume independence
between bulbs in the sample.

Answers

Answer:0.05+1.645v0.05(0.95)/500

Step-by-step explanation:

7 cost? 5 cost $7.50​

Answers

Answer:

10.5

Step-by-step explanation:

7.5/5=1.5

1.5x7=10.5

Answer:10.5

Step-by-step explanation

7.50 divided by 5 = 1.5

1.5 times 7 = 10.5

Find the degree of the monomial.
9xy3z7

Answers

The answer is 11 :)
Your answer is 11, let me know if its correct?

-2(x-4)=4 can x=2 be the solution

Answers

Answer:

Step-by-step explanation:

-2x + 8 = 4

-2x = 4 - 8

-2x = - 4

x = - 4/-2 = 2

replace x with 2 on the equation

-4-4=4

so answer is no

-8=4 not possible

Solve.
952448 / 112 =

Answers

Answer:

10

Step-by-step explanation:

yup that's all have sorry

Mandy buys 36 pens, 36 pencils, 36 rulers and 36 pencil cases.
Price list
pens
pencils
rulers
pencil cases
4 for 75p
12 for 42p
6 for £1.10
54p each
What is the total amount of money spent by Mandy?
I​

Answers

Answer:

£34.05

Step-by-step explanation:

36/4=9

36/12=3

36/6=6

9x0.75=6.75

3x0.42=1.26

6x1.10=6.6

36x0.54=18.44

6.75+1.26+6.6+19.44= £34.05

You have $350 dollars in your savings account the account pays an interest rate of 2.25% how much will you earn in interest this year?

Answers

Answer:tttaergfzgsfbvzfsbzfzbfs

The amount of interest that you earn after a year will be $7.875.

What is compound interest?

A loan or deposit's interest is computed using the starting principle and the interest payments from the ago decade as compound interest.

We know that the compound interest is given as

[tex]\rm A = P \left (1 + \dfrac{r}{n} \right ) ^{nt}[/tex]

Where A is the amount, P is the initial amount, r is the rate of interest, and t is the number of years.

You have $350 in your savings account, which has a 2.25% interest rate.

Then the amount of interest that you earn after a year will be given as,

I = A - P

I = $350(1 + 0.0225) - $350

I = $350 (1.0225) - $350

I = $357.875 - $350

I = $7.875

The amount of interest that you earn after a year will be $7.875.

More about the compound interest link is given below.

https://brainly.com/question/25857212

#SPJ5

s=2πcx+3πc^2 solve for x

Answers

Answer:

x = (s - 3πc^2) / 2πc.

Step-by-step explanation:

s = 2πcx + 3πc^2

2πcx  = s - 3πc^2

x = (s - 3πc^2) / 2πc.

Solving Systems using tables

Mikayla put $212 in a savings account at the beginning of the year. At the end of each month, she withdrew $12 from her account. Mathew put $30 in his savings account at the beginning of the year. At the end of each month, he deposited $14 in his account. Let x represent the number of months which have passed and y represent the amount in each savings account.

A. Write an equation to represent the amount in Mikayla’s savings account.

B. Write an equation to represent the amount in Matthew’s savings account.

C. Below make an input-output tables that show the amount in each account for the first 8 months

D. When will Mikayla and Matthew have the same amount in their accounts?


Mikayla Matthew
X Y X Y
0 0
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8

Answers

Answer:

i hope this helps

Step-by-step explanation:

3% is the interest rate. Using the formula I=PRT, you can simply derive the rate by putting the given numbers in.

I = 450P = 3,000R = ?T = 5 Years

The equation now goes,450 = 3,000 * R * 5450 = 15,000 * R450/15,000 = R0.03 = R

multiply it by 100,

R = 3%

cual es la raiz cuadrada de 100

Answers

Answer:

10

Step-by-step explanation:

highschool math pls help

Answers

Answer:

-7

Step-by-step explanation:

The probability that Jamil will be late for work is 0.2.

Work out the probability that Jamil will not be late for work.

Answers

Given:

The probability that Jamil will be late for work is 0.2.

To find:

The probability that Jamil will not be late for work.

Solution:

We have,

P(Jamil will be late) = 0.2

We know that,

P(Jamil will not be late) = 1 - P(Jamil will be late)

                                       = 1 - 0.2

                                       = 0.8

Therefore, the probability that Jamil will not be late for work is 0.8.

Solve the following equation for h. 4 = hn

Answers

Answer:

[tex]h = \frac{4}{n}[/tex]

Step-by-step explanation:

Isolate the variable by dividing each side by factors that do not contain the variable.

Hence, you get the following answer:

[tex]h = \frac{4}{n}[/tex]

A rectangle has length of 80cm and a width 50cm. And a scale factor of 3.5 what is the area in square cm of the dilated rectangle

Answers

Answer:

49,000 square cm

Step-by-step explanation:

To get the area of the dilated rectangle, we need the dilated dimensions

We simply multiply the scale factor by the dimensions

we have this as;

3.5 * 50 = 175 cm

and

3.5 * 80 = 280 cm

The area of the dilated rectangle is thus;

280 * 175 = 49,000 cm^2

Decrease 20g by 90% I don’t get this

Answers

Answer:

Step-by-step explanation:

If you wanna decrease the number 10 by 90%, It's just 9. You simply need to multiply a/100 at the number you try to decrease by a%.

Answer:

Decrease 20g by 90%: final value 2 gm

Step-by-step explanation:

decrease 90%: decrease 20 * 0.9 = 18

new value after decrease: 20 - 18 = 2

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