IFoA_CAA_M0 Practice Exam Questions with Answers Module 0 - Entry Exam Certification

A discrete random variable can only take the values 2,3,4 or 5. The probabilities associated with some of the outcomes are: P(X=2) = 0.2, P(X=3) = 0.3, P(X=5) = 0.1.

For a randomly drawn value of X, calculate P(X>3).

Calculate the sum of the following non-terminating progression:

2/10, 2/40, 2/160, 2/640,...