Show Your Work 1. Bone density is calculated as a z-score. If doctors start trea
ID: 3057605 • Letter: S
Question
Show Your Work 1. Bone density is calculated as a z-score. If doctors start treating for osteoporosis (low bone density) if the bone density score is less than -1.8. Find the probability that a randomly selected individual will need to start treatment for osteoporosis 2. (6 points) The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. A baby born at 37 weeks (259 days) is considered 3. full term. What is the probability that a single randomly selected pregnancy is premature or lasts at most 258 days? (6 points) a. Find the probability that the average length of pregnancy of a group of 15 people will be at most 258 days. (6 points) b.Explanation / Answer
Show Your Work 1. Bone density is calculated as a z-score. If doctors start treating for osteoporosis (low bone density) if the bone density score is less than -1.8. Find the probability that a randomly selected individual will need to start treatment for osteoporosis 2. (6 points) The lengths of human pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. A baby born at 37 weeks (259 days) is considered 3. full term. What is the probability that a single randomly selected pregnancy is premature or lasts at most 258 days? (6 points) a. Find the probability that the average length of pregnancy of a group of 15 people will be at most 258 days. (6 points) b.