(Answered) Seat belts suppose we are testing people to see whether the

Statistics

Seat Belts

Suppose we are testing people to see whether the rate of use of seat belts has changed from a previous value of 88%.

Suppose that in our random sample of 500 people we see that 450 have the seat belt fastened.

Which of the following figures has the correct p-value for testing the hypothesis that the proportion who use seat belts has changed? Explain your choice.

1920_Seat Belts.png

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