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QUESTION
The length of pregnancies in a small rural village are normally distributed with a mean of 265 days and a standard deviation of 15 days.
The length of pregnancies in a small rural village are normally distributed with a mean of 265 days and a standard deviation of 15 days.
In what range would you expect to find the middle 50% of most pregnancies? Between ________ and _________.
If you were to draw samples of size 37 from this population, in what range would you expect to find the middle between 50% of most averages for the lengths of pregnancies in the sample? Between ________ and ________.
