# Math Statistics question?

The mean length of a human pregnancy is 266 days, with a standard deviation of 9 days. Use the Empirical Rule to determine the percentage of women whose pregnancies are between 257 and 275 days. (Assume the data set has a bell-shaped distribution.) A) 68% B) 95% C)50% D) 99.7% The weights (in pounds) of 30 preschool children are listed below.

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- Anonymous1 month ago
This belongs under homework help you lazy, dishonest cheater.

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