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Mathematics, 23.10.2019 05:00 cami06

Agroup of six software packages available to solve a linear programming problem has been ranked from 1 to 6 (best to worst). an engineering firm, unaware of the rankings, randomly selected and then purchased two of the packages. let y denote the number of packages purchased by the firm that are ranked 3, 4, 5, or 6. give the probability distribution for y.

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