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What is the direction of the test

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In a study of television viewing habits, an investigator wanted to test the hypothesis that if the head of the household is a college graduate, the family's television set is turned on less than 2 hours per night during prime time, knowing the standard deviation is 1.2 hours. In a sample of 16 families in this category, the mean television viewing time during prime time was 1.5 hours per night. What can the investigator conclude from these data at a level of significance of .05?

What is the direction of the test? (TWO-TAILED or UPPER-TAILED or LOWER-TAILED)

Reference no: EM132188586

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