Question 9 3 pts The lengths of human pregnancies have a normal distribution with a mean length of 266 days and a standard deviation of 15 days. What is the probability that we select a pregnancy which lasts longer than 285 days? \( 73.5 \% \) \( 10.3 \% \) \( 89.7 \% \) None of the choices are correct
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The problem states that the lengths of human pregnancies are normally distributed with a mean (μ) of 266 days and a standard deviation (σ) of 15 days. Show more…
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