Question: 1.The table below presents the probability function of random variable Y. Y-y P(Y-y) 0.4 2 0.3 Find V(Y) Let X be a discrete random

1.The table below presents the probability function of random variable Y. Y-y P(Y-y) 0.4 2 0.3 Find V(Y) Let X be a discrete random variable defined by 3 0.2 (c.3* f(x)=x! , x = 1,2,3 a. Find c that f(x) is probability function 0, otherwise b. F(3)-F(2) (Attention: F(.) shows cumulative distribution function) 4 0.1

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