SOA Exam P Sample Question 257
Study guide: Exam P-1
Let X be the percentage score on a college-entrance exam for students who did not participate in an exam-preparation seminar. X is modeled by a uniform distribution on [a, 100].
Let Y be the percentage score on a college-entrance exam for students who did participate in an exam-preparation seminar. Y is modeled by a uniform distribution on [1.25a, 100].
It is given that E(X^2)=\frac{19{,}600}{3}.
Calculate the 80th percentile of Y.
- A) 80
- B) 85
- C) 90
- D) 92
- E) 95
Answer this question and see the worked solution