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Find the percentage of horse pregnancies

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Question: Horse pregnancies. Bigger animals tend to carry their young longer before birth. The length of horse pregnancies from conception to birth varies according to a roughly Normal distribution with mean 336 days and standard deviation 3 days. Use the 68-95-99.7 rule to answer the following questions.

(a) Between what values do the lengths of the middle 95% of all horse pregnancies fall?

(b) What percentage of horse pregnancies are less than 333 days?

Reference no: EM131638269

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