Question: I don't know how to solve it. 1.12 Random variable X is described by the cumulative distribution function (CDF) Fx(x) shown below. Fx (x) 7/8--
I don't know how to solve it.

1.12 Random variable X is described by the cumulative distribution function (CDF) Fx(x) shown below. Fx (x) 7/8-- 11/16 3/16 1/8 0 3 (a) Determine the probability distribution function (pdf) fx (x) of X. Sketch fx (x) on the right above and indicate critical points to get full credit. (b) Determine the probability Pr [0 s X
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