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Mathematics, 18.07.2020 20:01 Diamond4614
The lengths of pregnancies in a small rural village are normally distributed with a mean of 270 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 54 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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