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Course: AP??/College Statistics?>?Unit 10
Lesson 5: Carrying out a test for a population proportionCalculating the P-value in a z test for a proportion
Problem
A campaign manager for a political candidate released a series of advertisements criticizing the opposing candidate in an upcoming election. The opposing candidate previously had the support of of voters, so the manager wants to test versus , where is the proportion of voters that support the opposing candidate.
After running the advertisements, the campaign manager obtained a random sample of voters and found that of those sampled supported the opposing candidate.
Which of the following represents the P-value for their test?