SAT, 23.10.2021 17:20 talarleonard0
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 week 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 at the 5% significance level?
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do students study less than 150 minutes (2.5 hours), on average, each week? a survey of 51 randomly...
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