Justine is an analyst for a sleep study center. She believes that the average adult in a
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Question:
Justine is an analyst for a sleep study center. She believes that the average adult in a certain city spends more than7.2 hours sleeping daily. To test this claim, she selects a random sample of 63 adults from the city and finds the sample mean to be 7.52 hours with a sample standard deviation of 1.14 hours.Using the alternative hypothesis Ha:>7.2, find the P-value range for the appropriate hypothesis test.
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