A simple random sample of size n = 36 is obtained from a population with p= 84 and o= 24. (a) Describe the sampling distribution of x. (b) What is P (x> 88.2)? (c) What is P (xs74.6) ? (d) What is P (79.4

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
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A simple random sample of size n= 36 is obtained from a population with u=84 and o = 24.
(a) Describe the sampling distribution of x.
(b) What is P (x> 88.2)?
(c) What is P (xs74.6)?
(d) What is P (79.4<x<93.8)?
(a) Choose the correct description of the shape of the sampling distribution of x.
O A. The distribution is skewed left.
O B. The distribution is approximately normal.
OC. The distribution is uniform.
O D. The distribution is skewed right.
E. The shape of the distribution is unknown.
Transcribed Image Text:A simple random sample of size n= 36 is obtained from a population with u=84 and o = 24. (a) Describe the sampling distribution of x. (b) What is P (x> 88.2)? (c) What is P (xs74.6)? (d) What is P (79.4<x<93.8)? (a) Choose the correct description of the shape of the sampling distribution of x. O A. The distribution is skewed left. O B. The distribution is approximately normal. OC. The distribution is uniform. O D. The distribution is skewed right. E. The shape of the distribution is unknown.
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