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6. [-/3 Points] DETAILS MY NOTES 0/2 Submissions Used ASK YOUR TEACHER g p! a) What proportion of new cars will sell for more than
6. [-/3 Points] DETAILS MY NOTES 0/2 Submissions Used ASK YOUR TEACHER g p! a) What proportion of new cars will sell for more than $196207? probability = b) Assuming a normal distribution, within what selling prices will the middle 81% fall? lower = , upper = Note: Do NOT input probability responses as percentages; e.g., do NOT input 0.9194 as 91.94. Submit Answer 7. [-/3 Points] DETAILS MY NOTES 0/2 Submissions Used Assume that the age at onset of a certain disease is distributed normally with a mean of 45 years and a standard deviation of 14.06 years. a) What is the probability that an individual afflicted with the disease developed it before age 35? probability = probability = c) What is the probability that an individual afflicted with the disease developed it between ages 35 and 44? probability = Note: Do NOT input probability responses as percentages; e.g., do NOT input 0.9194 as 91.94. Submit Answer b) What is the probability that an individual afflicted with the disease developed it after age 44? |
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