The lengths of pregnancies in a small rural village are normally distributed with a mean of 268 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 31 from this population, in what range would you expect to find the

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1. In what range would you expect to find the middle 50% of most pregnancies?

2. If you were to draw samples of size 31 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?

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The lengths of pregnancies in a small rural village are normally distributed with a mean of 268 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 31 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?
and
Between
Enter your answers as numbers. Your answers should be accurate to 1 decimal places.
Check Answer
Transcribed Image Text:The lengths of pregnancies in a small rural village are normally distributed with a mean of 268 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 31 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? and Between Enter your answers as numbers. Your answers should be accurate to 1 decimal places. Check Answer
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