If a pollster wants at least a 95% chance of the sample proportion being within 3% of
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Question:
If a pollster wants at least a 95% chance of the sample proportion being within 3% of the population proportion, find the maximum sample size needed. (Hint: first, find the value of p that maximizes the standard error, σp=p(1-p)n
Related Book For
Applied Statistics in Business and Economics
ISBN: 978-0073521480
4th edition
Authors: David Doane, Lori Seward
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