MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Suppose the true proportion of voters in the county who support an
independent candidate for county commissioner is 0.42. Consider the sampling
distribution for the proportion of supporters with sample size n =
225.
a) What is the mean of the sampling distribution?
b) What is the standard deviation of the sampling distribution?
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Transcribed Image Text:Suppose the true proportion of voters in the county who support an independent candidate for county commissioner is 0.42. Consider the sampling distribution for the proportion of supporters with sample size n = 225. a) What is the mean of the sampling distribution? b) What is the standard deviation of the sampling distribution?
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