GHOSTSARENEAR1707 GHOSTSARENEAR1707

21-05-2017
Mathematics

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A set of data items is normally distributed with a mean of 150 and a standard deviation of 20. Convert 110 to a z-score

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Аноним Аноним

22-05-2017

z score = value - mean
------------------ = (110 - 150 ) / 20 = -2
std dev

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