If the acceptable margin of error decreases for an interval estimate for proportion, the minimum sample size needed to make that estimation willO A. increase because a larger sample is needed for a narrower intervalO B. decrease because a smaller sample will have smaller errorO C. increase because a larger sample will have larger errorO D. not change because the za12does not depend on sample sizeO E. decrease because a smaller sample allows for a wider interval

Answered: If the acceptable margin of error…

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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A researcher wishes to estimate the proportion of executives who own an electric car. She wants to be 90% confident and be accurate within 5% of the true proportion. Find the minimum sample size necessary. HTML Editor В I U A - I E E E E 1 x' x, E E 用。 Vx O G v T. 12pt Paragraph hp & @ #3 $4 ! 3 4 6. 1 e y W a d. * 00
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