(Answered) The normal modeln2709 describes the length of pregnancies

Statistics

The Normal modelN(270,9) describes the length of pregnancies, in days, for women who go into spontaneous labor. Which of these statements is asking for a measurement (is an inverse Normal question) and which is asking for aprobability?

A. If 60% of women have a pregnancy length below this number of days, what is the number of days?

B. If we select, at random, a woman who goes into spontaneous labor, what is the probability that her pregnancy will be 279 days or fewer?

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