casie65
casie65
05.07.2019 • 
Business

An insurance company offers its policyholders a number of different premium payment options. for a randomly selected policyholder, let x = the number of months between successive payments. the cdf of x is as follows: f(x) = 0 x < 1 0.32 1 ≤ x < 3 0.42 3 ≤ x < 4 0.47 4 ≤ x < 6 0.78 6 ≤ x < 12 1 12 ≤ x (a) what is the pmf of x? x 1 3 4 6 12 p(x) (b) using just the cdf, compute p(3 ≤ x ≤ 6) and p(4 ≤ x). p(3 ≤ x ≤ 6) = p(4 ≤ x) =

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