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The lengths of pregnancies in a small rural village are normally distributed with a mean of...

The lengths of pregnancies in a small rural village are normally distributed with a mean of 266 days and a standard deviation of 14 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 54 from this population, in what range would you expect to find the middle 50% 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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orchestra answered 2 years ago
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