- Politics and sex One month before the election, a poll of 63 randomly selected voters showed 54% planning to vote for a certain candidate. A week later, it became known that he had had an extramarital affair, and a new poll showed only 51% of 1010 voters supporting him. Do these results indicate a decreas in voter support for his candidacy? a) Test an appropriate hypothesis and state your conclusion. b) If you concluded there was a difference, estimate thot diff

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40. Politics and sex One month before the election, a poll of 630
randomly selected voters showed 54% planning to vote for a
certain candidate. A week later, it became known that he had
had an extramarital affair, and a new poll showed only 51% of
1010 voters supporting him. Do these results indicate a decrease
in voter support for his candidacy?
a) Test an appropriate hypothesis and state your conclusion.
b) If you concluded there was a difference, estimate that differ-
ence with a confidence interval and interpret your interval in
context.
Transcribed Image Text:40. Politics and sex One month before the election, a poll of 630 randomly selected voters showed 54% planning to vote for a certain candidate. A week later, it became known that he had had an extramarital affair, and a new poll showed only 51% of 1010 voters supporting him. Do these results indicate a decrease in voter support for his candidacy? a) Test an appropriate hypothesis and state your conclusion. b) If you concluded there was a difference, estimate that differ- ence with a confidence interval and interpret your interval in context.
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