Question 6 Based on data from the National Center for Health Statis.pdf
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The document discusses using normal distribution to model the length of gestation for pregnant U.S. women, based on data from the National Center for Health Statistics. It states that the average length of gestation is 280 days with a standard deviation of 20 days. The document includes a probability calculation for the gestation length between 275.5 and 276.5 days.
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Question 6 Based on data from the National Center for Health Statis.pdf
- 1. Question 6: Based on data from the National Center for Health Statistics, N. Wetzel used the Normal distribution to model the length of gestation for pregnant U.S. women (Chance, 2001). Gestation has a mean length of 280 days with a standard deviation of 20 days. 2 (a) Find the probability that the length of gestation is between 275.5 and 276.5 days. (This estimate is the probability that a woman has her baby four days earlier than the Solution (a) P(275.5