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Discuss about the length of the pregnancies

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Reference no: EM131638275

Question: Length of pregnancies. The length of human pregnancies from conception to birth varies according to a distribution that is approximately Normal with mean 266 days and standard deviation 16 days. Use the 68-95-99.7 rule to answer the following questions.

(a) Almost all (99.7%) pregnancies fall in what range of lengths?

(b) How long are the longest 2.5% of all pregnancies?

Reference no: EM131638275

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