Mathematics, 20.07.2019 07:30 DessAnnette2751

Abag contains 18 red marbles, 2 white marbles, and 7 gray marbles. you randomly pick out a marble, record its color, and put it back in the bag. you repeat this process 81 times. how many white or gray marbles do you expect to get?

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Abag contains 18 red marbles, 2 white marbles, and 7 gray marbles. you randomly pick out a marble, r...

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