The number of cellphones sold per day at Gadgets Zone has the following probability distribution: Number of Cell Phones Sold X Probability P(X) 0. 0.15 1 0.10 0.25 3 0.30 4 0.20- Find: 1.P(X2 2) 2.P(x< 3) 3. P(1< X < 4) 4.P(2) + P(4)

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