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2. A small book store orders copies of a computer magazine each week. Let Y = demand for the magazine, with pmf 2 Ply) 0.2

2. A small book store orders copies of a computer magazine each week. Let Y = demand for the magazine, with pmf 2 Ply) 0.2 0.3 a. What is the expected value of 10Y + 1, E(10Y + 1) ? b. What is the variance of 10Y + 1, V(10Y + 1)

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