A candidate for office intends to campaign in a state if her initial support level exceeds 30%
Question:
A random sample of 300 voters is taken, and it is decided to campaign if the sample proportion supporting the candidate exceeds 0.28.
a. What is the probability of a decision not to campaign if, in fact, the initial support level is 20%?
b. What is the probability of a decision not to campaign if, in fact, the initial support level is 40%?
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Related Book For
Statistics For Business And Economics
ISBN: 9780132745659
8th Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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