In an experiment a standard die is rolled twice. Let X be the sum of the rolls and Y be the first roll minus the second. Show that E(XY)=E(X)E(Y), but X and Y are not independent.

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The Answer of In an experiment a standard die is rolled twice. Let X be the sum of the rolls and Y be the first roll minus the second. Show that E(XY)=E(X)E(Y), but X and Y are not independent.

In an Experiment a Standard Die Is Rolled Twice