:) What is the probability of obtaining x= 27 or fewer individuals with the characteristic? That is, what is P(ps0.54)? (ps0.54) = (Round to four decimal places as needed.)
:) What is the probability of obtaining x= 27 or fewer individuals with the characteristic? That is, what is P(ps0.54)? (ps0.54) = (Round to four decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
Suppose a simple random sample of size n=50is obtained from a population whose size is N=20,000 and whose population proportion with a specified characteristic is p=0.6. Complete parts (a) through (c) below.
Transcribed Image Text:Suppose a simple random sample of size n= 50 is obtained from a population whose size is N= 20,000 and whose population proportion with a specified characteristic
is p = 0.6. Complete parts (a) through (c) below.
...
Determine the mean of the sampling distribution of p.
HA = 0.6 (Round to one decimal place as needed.)
Determine the standard deviation of the sampling distribution of p.
On = 0.069282 (Round to six decimal places as needed.)
(b) What is the probability of obtaining x = 31 or more individuals with the characteristic? That is, what is P(p2 0.62)?
P(p2 0.62) = 0.3864 (Round to four decimal places as needed.)
(c) What is the probability of obtaining x= 27 or fewer individuals with the characteristic? That is, what is P(ps0.54)?
P(ps0.54) = |
(Round to four decimal places as needed.)
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Describe the sampling distribution of
p,
the proportion of people who are satisfied with the way things are going in their life. Be sure to verify the model requirements.
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