  # The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 263 and a standard deviation of 14.What percentage of pregnancies last fewer than 252 days?P(X < 252 days) =  _________%

Question

The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a standard deviation of 14 days. A distribution of values is normal with a mean of 263 and a standard deviation of 14.

What percentage of pregnancies last fewer than 252 days?
P(X < 252 days) =  _________%

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Step 1

Let us define the random variable X as the lengths of pregnancies in a small rural village are...

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