Question Help Suppose a simple random sample of size n=81 is obtained from a population with p=81 and o= 27. St (a) Describe the sampling distribution of x. We (b) What is P (x> 84.15)? (c) What is P (xs75)? St (d) What is P (79.584.15) = (Round to four decimal places as needed.) Dis Round to four decimal places as needed.) (c) P (xs 75) = Co (Round to four decimal places as needed.) = (d) P (79.5

MATLAB: An Introduction with Applications
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Suppose a simple random sample of size n=81 is obtained from a population with p=81 and o= 27.
St
(a) Describe the sampling distribution of x.
We
(b) What is P (x> 84.15)?
(c) What is P (xs75)?
St
(d) What is P (79.5<x<87.75)?
Click here to view the standard normal distribution table (page 1).
Click here to view the standard normal distribution table (page 2).
Gr
O A. The distribution is skewed right.
O B. The distribution is skewed left.
Ch
O C. The distribution is approximately normal.
O D. The distribution is uniform.
eT
O E. The shape of the distribution is unknown.
To
Find the mean and standard deviation of the sampling distribution of x.
Mu
Pu
(b) P (x>84.15) = (Round to four decimal places as needed.)
Dis
Round to four decimal places as needed.)
(c) P (xs 75) =
Co
(Round to four decimal places as needed.)
=
(d) P (79.5<x< 87.75)
Click to select your answer(s).
26
27
28
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Transcribed Image Text:Question Help Suppose a simple random sample of size n=81 is obtained from a population with p=81 and o= 27. St (a) Describe the sampling distribution of x. We (b) What is P (x> 84.15)? (c) What is P (xs75)? St (d) What is P (79.5<x<87.75)? Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). Gr O A. The distribution is skewed right. O B. The distribution is skewed left. Ch O C. The distribution is approximately normal. O D. The distribution is uniform. eT O E. The shape of the distribution is unknown. To Find the mean and standard deviation of the sampling distribution of x. Mu Pu (b) P (x>84.15) = (Round to four decimal places as needed.) Dis Round to four decimal places as needed.) (c) P (xs 75) = Co (Round to four decimal places as needed.) = (d) P (79.5<x< 87.75) Click to select your answer(s). 26 27 28 P Pearson Permissions/ Co I Privacy Policy 2019 Pearson Education Inc. All rights reserved. I Terms of Use Copyright C
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