Asked by ken

A scientist calculated the mean and standard deviation of a data set to be and . She then found that she was missing one data value from the set. She knows that the missing data value was exactly 3 standard deviations away from the mean. What was the missing data value?
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Answered by oobleck
that would be µ + 3σ
Answered by oobleck
oops. Make that µ ± 3σ
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