SOLUTION: In a set of 200 numbers, how many will lie within 2 standard deviations of the mean?

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Question 93297: In a set of 200 numbers, how many will lie within 2 standard deviations of the mean?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Approximately 95% of the numbers or 190 of them.
Cheers,
Stan H.