Mathematics, 28.01.2020 19:01 jaylene125

The class scores of a history test have a normal distribution with a mean mc010-1.jpg = 79 and a standard deviation mc010-2.jpg = 7. if opal’s test score was 72, which expression would she write to find the z-score of her test score?

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The class scores of a history test have a normal distribution with a mean mc010-1.jpg = 79 and a sta...