Asked by Anonymous

if the mean of a set of data is 23.00, and 12.60 has a z-score of -1.30, then what is the standard deviation?

15 years ago

Answered by FredR

12.60 - 23.00 = A
A / -1.30 = standard deviation

15 years ago

Answered by PsyDAG

Z = (score-mean)/Standard deviation

Fill in the respective values and solve for the SD.

15 years ago

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