1 votes 1 votes Let R be the rate at which customers are served in a queue. Suppose that R is exponential with pdf f(r) = 2e^(−2r) on [0, ∞). Find the pdf of the waiting time per customer T = 1/R. Probability engineering-mathematics probability + – Na462 asked Feb 19, 2019 Na462 609 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.