Suppose a simple random sample of sizen 64 is obtained from a population that is skewed right with u = 78 and o = 16. (a) Describe the sampling distribution of x. (b) What is P (x> 80.1)? (c) What is P (xs73.3) ? (d) What is P (76 < x < 81.7)? O D. The distribution is skewed right. O E. The shape of the distribution is unknown. Find the mean and standard deviation of the sampling distribution of x. 78 (Type integers or decimals. Do not round.) (b) P (x> 80.1) = (Round to four decimal places as needed.) %3D

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Solve for part (b)

Suppose a simple random sample of size n = 64 is obtained from a population that is skewed right with u = 78 and o = 16.
(a) Describe the sampling distribution of x.
(b) What is P (x> 80.1) ?
(c) What is P (xs73.3)?
(d) What is P (76 <x<81.7)?
O D. The distribution is skewed right.
O E. The shape of the distribution is unknown.
Find the mean and standard deviation of the sampling distribution of x.
H = 78
x = 2
(Type integers or decimals. Do not round.)
(b) P (x> 80.1) =(Round to four decimal places as needed.)
%3D
Transcribed Image Text:Suppose a simple random sample of size n = 64 is obtained from a population that is skewed right with u = 78 and o = 16. (a) Describe the sampling distribution of x. (b) What is P (x> 80.1) ? (c) What is P (xs73.3)? (d) What is P (76 <x<81.7)? O D. The distribution is skewed right. O E. The shape of the distribution is unknown. Find the mean and standard deviation of the sampling distribution of x. H = 78 x = 2 (Type integers or decimals. Do not round.) (b) P (x> 80.1) =(Round to four decimal places as needed.) %3D
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