2. The following table gives the cumulative distribution function (cdf) of a discrete random variable X. x 12 3 4 5 6 7 F(x) 0.12 0.23 0.34 0.68 0.75 0.88 1 Determine all of the following: (a.) P(X≥ 3) (b.) P(X= 4) (c.) What value of X is least likely to occur?

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