Question 2 The lengths of human pregnancies are normally distributed with mu = 2

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Question 2

The lengths of human pregnancies are normally distributed with mu = 266 days and sigma = 16 days. Complete parts (a) and (b) below. (a) The following figure represents the normal curve with mu = 266 days and sigma = 16 days. The area to the right of X = 300 is 0.0168. Provide an interpretation of this area. A. The proportion of human pregnancies that last more than 300 days is 0.0168 B. The proportion of human pregnancies that last less than 300 days is 0.0168. C. The proportion of human pregnancies that last more than 300 days is 0.9832 D. The proportion of human pregnancies that last more than 266 days is 0.4832 Provide a second interpretation of the area. A. The probability that a randomly selected human pregnancy lasts less than 300 days is 0.0168. B. The probability that a randomly selected human pregnancy lasts more than 300 days is 0.4832. C. The probability that a randomly selected human pregnancy lasts more than 300 days is 0.0168. D. The probability that a r

Explanation / Answer

a. B

     second interpretation is C

b. A

    second interpretation is D

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