jaylen4166 jaylen4166

07-01-2018
Mathematics

contestada

If a student scored 78 points on a test where the mean score was 84.5 and the standard deviation was 3.1. the student's z score is _____

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Аноним Аноним

07-01-2018

z score = (78 - 84.5) / 3.1 = -2.097

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