SOA Exam P Sample Question 516
Study guide: Exam P-1
Let R be the proportion of right-handed babies among all newborns in a town each year. R has a beta distribution with density function
f(r) = \begin{cases}
k\left[r^{\alpha-1}(1-r)^{\beta-1}\right], & \text{for } 0 < r < 1 \\
0, & \text{otherwise,}
\end{cases}where \alpha = 13, \beta = 2, and k is a positive constant.
Calculate P[R > 0.9].
- A)
0.208 - B)
0.240 - C)
0.415 - D)
0.479 - E)
0.575
Answer this question and see the worked solution