24. A political pollster plans to conduct a survey to determine the proportion p of all Americans who plan to vote for a particular candidate. Based on a previous survey, she estimates that p = 41%. To obtain 90% confidence and a margin of error equal to E = 3%, how many people should be polled? In other words, find the sample size n. Confidence 90% 1.645 95% 1.96 99% 2.58
24. A political pollster plans to conduct a survey to determine the proportion p of all Americans who plan to vote for a particular candidate. Based on a previous survey, she estimates that p = 41%. To obtain 90% confidence and a margin of error equal to E = 3%, how many people should be polled? In other words, find the sample size n. Confidence 90% 1.645 95% 1.96 99% 2.58
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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