Let X be a geometrically distributed random variable with p =0.4, where p(x) = p(1 − p)^(x−1) , x ≥1.
1-(a) Calculate and plot the conditional pdfp(x|2 ≤ X ≤ 4).
1-(b) Calculate and plot the conditional cdf F(x|2 ≤ X ≤ 4).
1-(c) Calculate the conditional expectationE(x|2 ≤ X ≤ 4).
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