SOA Exam P Sample Question 442
Study guide: Exam P-1
Let X be a random variable that is uniform on [a, b]. The probability that X is greater than 8 is 0.60. The probability that X is greater than 11 is 0.20.
Calculate the variance of X.
- A)
3.70 - B)
4.69 - C)
6.25 - D)
7.24 - E)
8.75
Answer this question and see the worked solution