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If a student scored 83 points on a test where the mean score was 78.2 and the standard deviation is 6.7
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If a student scored 83 points on a test where the mean score was 78.2 and the standard deviation is 6.7

User Renaud Pradenc
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their z score is  (83-78.2) / 6.7  = 0.7164
User Nitin Kamate
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