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22 November, 05:10

On a recent test, students had the following scores: 85, 100, 92, 96, 87, 94, 75. For these scores, find: a) Mean b) Variance = sum of (Difference from the Mean) ^2 c) Standard Deviation = Square root of the variance

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  1. 22 November, 07:54
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    A. aprox. 89.86

    b. 25

    c. 5
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