Solutions to HW3 Problem 2.2.1 N n PN - IUPUI

1/2 y = 3 0 otherwise (1) Problem 2.4.3 • The random variable X has CDF FX (x) = 0 x < −3, 0.4 −3 ≤ x < 5, 0.8 5 ≤ x < 7, 1 x ≥ 7. (a) Draw a graph of the CDF. (b) Write PX(x), the PMF of X. Problem 2.4.3 Solution (a) Similar to the previous problem, the graph of the CDF is shown below. −3 0 5 7 0 0.2 0.4 0.6 0.8 1 x F X (x) FX (x ... ................
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