Ma F.

asked • 12/10/20

HELP WITH FINITE

A box contains 2 red marbles, 3 blue marbles, 4 green marbles, and 5 yellow marbles. An experiment consists of drawing a marble from the box, noting its color, and replacing the marble in the box. If the experiment is repeated independently 168 times, what is the expected number of times a red marble is selected?

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