b) Suppose that X is a random variable with the probability density function given f(x) = {201₁ Find the density function of W = 2X - 1 using method of cumulative distribut (2(1-x), 0≤x≤1 otherwise

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A: The pdf of X is fx=3x2,0≤x≤1 EX=∫01x*fxdx=∫01x*3x2dx=3∫01x3dx=3 x4401=3144-0=34=0.75

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