You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believethe population proportion is approximately p = 0.42. You would like to be 97% confident that your esimateis within 3% of the true population proportion. How large of a sample size is required?Hint: Video[+]n =

Givenpopulation proportion(p)=0.42confidence level=97%Margin of error(E)=3%=0.03

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 =
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 85%. You would like to be 99% confident that your estimate is within 4% of the true population proportion. How large of a sample size is required?
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 19%. You would like to be 99% confident that your estimate is within 4.5% of the true population proportion. How large of a sample size is required? Hint: Textbook Video (+] n =
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You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportiòn is approximately 85%. You would like to be 99% confident that your estimate is within 2% of the true population proportion. How large of a sample size is required? Do not round mid-calculation. n =
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 11%. You would like to be 99% confident that your estimate is within 1.5% of the true population proportion. How large of a sample size is required? Hint: Video [+] n =
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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 would like to be 90% confident that your esimate is within 0.2% of the true population proportion. How large of a sample size is required? 13 % . You Do not round mid-calculation.

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