Determine the sample size needed to construct a 95% confidence interval to estimate the population proportion for

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Determine the sample size needed to construct a 95% confidence interval to estimate the population proportion for the following sample proportions when the margin of error equals 4%:
a. p = 0.30
b. p = 0.40
c. p = 0.50
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Business Statistics

ISBN: 9780321925121

2nd Edition

Authors: Robert A. Donnelly

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