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A political candidate has asked you to conduct a poll to determine what percentage of people support er. If the candidate only wants a 3% margin of error at a 95% confidence level, what size of sample is eeded? Use the table for your z-critical. Hint: Video [+]

A political candidate has asked you to conduct a poll to determine what percentage of people support er. If the candidate only wants a 3% margin of error at a 95% confidence level, what size of sample is eeded? Use the table for your z-critical. Hint: Video [+]

MATLAB: An Introduction with Applications
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 political candidate has asked you to conduct a pol to determine what percentage of people support her. If the candidate only wants a 3% margin of error at a 95% confidence level, what size of sample is needed? Use the table for your z-critical. Hint: Video [+]
Transcribed Image Text:A political candidate has asked you to conduct a pol to determine what percentage of people support her. If the candidate only wants a 3% margin of error at a 95% confidence level, what size of sample is needed? Use the table for your z-critical. Hint: Video [+]
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