Undo Clipboard mont Alignment Number Cell Styles ~ Styles U49 B C D E G H K 83 Next 7 questions (10-16) are based on the following: 84 The length of pregnancies are normally distributed with a mean of 266 days and a 85 standard deviation of 14 days. 86 10 A baby is considered premature if born at least three weeks early. Which of the 187 following expressions is used to determine the fraction of babies who are born 88 P(x