Arianna G.

asked • 03/20/23

please help solve

The lengths of pregnancies in a small rural village are normally distributed with a mean of 269 days and a standard deviation of 17 days.


In what range would you expect to find the middle 98% of most pregnancies?

Between  and .


If you were to draw samples of size 43 from this population, in what range would you expect to find the middle 98% of most averages for the lengths of pregnancies in the sample?

Between  and .


Enter your answers as numbers. Your answers should be accurate to 1 decimal places.

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