Question: Problem 5.9 Refer to Example 5.5. (a) Compute the joint and marginal probability functions of (Y, Z). (b) The monetary value (in cents) of the

Problem 5.9 Refer to Example 5.5.

(a) Compute the joint and marginal probability functions of (Y, Z).

(b) The monetary value (in cents) of the coins in the sample is given by W = 5X+10Y +25Z. Compute E(W).

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