Question: 3. Suppose that a discrete random variable X has the following cumulative distribution function (c.d.f) (or distribution function), X 10 30 50 70 90 F(x)

3. Suppose that a discrete random variable X has the following cumulative distribution function (c.d.f) (or distribution function), X 10 30 50 70 90 F(x) = P(X

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