If the mean of a data set is 92 and standard deviation is 20, what is the typical range of values?

Question

Question

Answer 1

Answer #1

we know that by the 99.73 % rule, the data must lie within

(mean -3*sd, mean +3*sd).

The above is the concept of emperical rule.

So, the required range must be,

(32, 152)

Answer 2

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