You want to obtain a sample to estimate a populationproportion. Based on previous evidence, you believe thepopulation proportion is approximately pwould like to be 90% confident that your esimate is within0.2% of the true population proportion. How large of asample size is required?13 % . YouDo not round mid-calculation.

According to the given information, we have Margin of error = 0.2 Population proportion = 13% = 0.13

Answered: You want to obtain a sample to estimate…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=32%. You would like to be 95% confident that your esimate is within 2.5% of the true population proportion. How large of a sample size is required?n =
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