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10-07-2018
Mathematics

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The mean is $23,000 and the standard deviation is $1000 the percentage of buyers who paid more than $26,000 is

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sqdancefan sqdancefan

21-07-2018

A suitable calculator (or table of the normal probability function) can tell you that the fraction of buyers who paid more than 3 standard deviations above the mean is about 0.135%.

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