7.48 A random sample of size n = 50 is selected from a binomial distribution with population...
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7.48 A random sample of size n = 50 is selected from a binomial distribution with population proportion p = 0.7.
a. What will be the approximate shape of the sampling distribution of p?
b. What will be the mean and standard deviation (or standard error) of the sampling distribution of p?
c. Find the probability that the sample proportion p is less than 0.8.
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Related Book For 
Introduction To Probability And Statistics
ISBN: 9780176509804
3rd Edition
Authors: William Mendenhall
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