Description of this paper

Calculate the sample size required for an interval estimate of a population proportion

Description

solution


Question

Calculate the sample size required for an interval estimate of a population proportion where the desired margin of error (e) is 0.08, the best guess for the population proportion is 0.2 obtained from a pilot sample, and the confidence level is 90% (use z=1.645).;The answer on this one is 68. I just need instructions on how to get to the answer.

 

Paper#31660 | Written in 18-Jul-2015

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