The lengths of pregnancies in a small rural village are normally distributed with a mean of 261
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The lengths of pregnancies in a small rural village are normally distributed with a mean of 261 days and a standard deviation of 15 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 34 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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