Exam P Practice Question 909
Study guide: Exam P-1
An insurer pays hospital costs X \sim \text{Exp}(\text{mean } 3000) and doctor costs Y \sim \text{Exp}(\text{mean } 1500), independent. Total claims W = X + Y.
Calculate P[W > 3000].
- A) 0.37
- B) 0.45
- C) 0.60
- D) 0.72
- E) 0.86
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