Question: In Exercises 27, use the P-value method to perform the hypothesis test for the indicated exercise. Exercise 21 A hospital spokesperson claims that the standard

In Exercises 27, use the P-value method to perform the hypothesis test for the indicated exercise.
Exercise 21
A hospital spokesperson claims that the standard deviation of the waiting times experienced by patients in its minor emergency department is no more than 0.5 minute. A random sample of 25 waiting times has a standard deviation of 0.7 minute. At α = 0.10, is there enough evidence to reject the spokesperson’s claim?

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