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AP® Statistics

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NFL Viewership

APSTAT-PYVKUT

In a survey on NFL viewership, $589$ subjects were asked if they watch NFL football on a regular basis during the season. In this survey, $43\%$ responded favorably, with a margin of error of $4\%$.

The confidence interval used in this situation is a

A

$95\%$ confidence one-proportion Z-interval.

B

$99\%$ confidence one-proportion Z-interval.

C

$95\%$ confidence one-sample T-interval.

D

$90\%$ confidence proportion Z-interval.

E

Cannot be determined with the given information.