sampling distribution of p se that best describes the shape of the sampling distribution below al because n≤0 05N and np(1-p) < 10 ately normal because n ≤0.05N and np(1-p) < 10 ately normal because n≤0.05N and np(1-p) > 10 al because n ≤0.05N and np(1-p) z 10. ean of the sampling distribution of p o one decimal place as needed.) andard deviation of the sampling distribution of p. o six decimal places as needed) obability of obtaining x= 18 or more individuals with the characteristic? That is what is P2024? Round to four decimal places as needed) obability of obtaining x-9 or fewer individuals with the characteristic? That is, what is P(p ≤0.12)?

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
Problem 8CR
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I need help with A through C. Thank you.
Suppose a simple random sample of size n = 75 is obtained from a population whose size is N = 10,000 and whose population proportion with a specified characteristic is p-02 Complete parts (a) through (c) below.
(a) Describe the sampling distribution of p
Choose the phrase that best describes the shape of the sampling distribution below
O A. Not normal because n≤0.05N and np(1-p) < 10.
OB. Approximately normal because n ≤0.05N and np(1-p) < 10
OC. Approximately normal because n ≤0.05N and np(1-p) 10.
O D. Not normal because n ≤0.05N and np(1-p) ≥ 10.
Determine the mean of the sampling distribution of p
H
(Round to one decimal place as needed.)
Determine the standard deviation of the sampling distribution of p.
- (Round to six decimal places as needed.)
P
(b) What is the probability of obtaining x = 18 or more individuals with the characteristic? That is what is P(p ≥ 0.24)?
P(p20.24)=
(Round to four decimal places as needed)
(c) What is the probability of obtaining x-9 or fewer individuals with the characteristic? That is, what is P(p ≤0.12)?
Transcribed Image Text:Suppose a simple random sample of size n = 75 is obtained from a population whose size is N = 10,000 and whose population proportion with a specified characteristic is p-02 Complete parts (a) through (c) below. (a) Describe the sampling distribution of p Choose the phrase that best describes the shape of the sampling distribution below O A. Not normal because n≤0.05N and np(1-p) < 10. OB. Approximately normal because n ≤0.05N and np(1-p) < 10 OC. Approximately normal because n ≤0.05N and np(1-p) 10. O D. Not normal because n ≤0.05N and np(1-p) ≥ 10. Determine the mean of the sampling distribution of p H (Round to one decimal place as needed.) Determine the standard deviation of the sampling distribution of p. - (Round to six decimal places as needed.) P (b) What is the probability of obtaining x = 18 or more individuals with the characteristic? That is what is P(p ≥ 0.24)? P(p20.24)= (Round to four decimal places as needed) (c) What is the probability of obtaining x-9 or fewer individuals with the characteristic? That is, what is P(p ≤0.12)?
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