SOA Exam P Sample Question 253
Study guide: Exam P-1
Points scored by a game participant can be modeled by Z = 3X + 2Y - 5. X and Y are independent random variables with \text{Var}(X)=3 and \text{Var}(Y)=4.
Calculate \text{Var}(Z).
- A) 12
- B) 17
- C) 38
- D) 43
- E) 68
Answer this question and see the worked solution