Answered: 4) Consider a confidence level of 90%.…

4) Consider a confidence level of 90%. If n=68 and ?̂ = 0.42 Calculate the margin of error. 5) Consider a confidence level of 87%, let ? = 0.02 and ?̂ = 0.42. Find the sample size ?.

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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Question

4) Consider a confidence level of 90%. If n=68 and ?̂ = 0.42 Calculate the margin of error.

5) Consider a confidence level of 87%, let ? = 0.02 and ?̂ = 0.42. Find the sample size ?.

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