Do students study less than 150 minutes (2.5 hours), on average, each week? A survey of 51 randomly selected students finds that on average students study 138 minutes per night with a standard deviation of 32 minutes. A hypothesis test based on this data produces a test statistic of -2.68 and a p-value of 0.005. What are the appropriate decision and conclusion?
Select one or more:
Reject the null hypothesis.
Do not reject the null hypothesis.
There is enough evidence to claim that students study less than 150 minutes, on average, each week.
There is not enough evidence to claim that students study less than 150 minutes, on average, each week.
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