**Poll Sampling for Political Support Assessment**A political candidate has requested you to conduct a poll to ascertain the percentage of people who support her. The candidate desires a margin of error of only 9% at a 95% confidence level. **Question:** What size of sample is needed to achieve this? **Note:** Provide your answer in whole people, reflecting the number of respondents required.

Margin of errror(E)=9%=0.09confidence level=95%No prior estimate is givenAssume p =0.5

Answered: A political candidate has asked you to…

MATLAB: An Introduction with Applications

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ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

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A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only wants a 9% margin of error at a 95% confidence level, what size of sample is needed? Give your answer in whole people.