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(See Solution) Pregnancies and the 68-95-99.7 rule. The length of human pregnancies from conception to birth varies according to a distribution that is

Question: Pregnancies and the 68-95-99.7 rule. 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.

  1. Between what values do the lengths of the middle 95% of all pregnancies fall?
  2. How short are the shortest 2.5% of all pregnancies? How long do the longest 2.5% last?

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Deliverable: Word Document


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