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The lengths of pregnancies in a small rural village are normally distributed with a mean of 260 days and a standard deviation of 17 days. What percentage of pregnancies last beyond 221 days?
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The lengths of pregnancies in a small rural village are normally distributed with a mean of 260 days and a standard deviation of 17 days. What percentage of pregnancies last beyond 221 days?

User Eliavs
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Answer:

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User Vinay Revankar
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