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21 January, 21:54

The mean of a set of data is 3.77 and its standard deviation is 3.39. Find the z score for a value of 6.19

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  1. 21 January, 23:51
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    Z = (x - mu) / sigma

    z = (6.19 - 3.77) / 3.39

    z = 0.71386430678467

    z = 0.71

    The approximate z score, rounded to two decimal places, is 0.71
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