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Mathematics, 19.05.2021 18:40 KIAZTUNEZ
A jar contains 11 red marbles, 12 blue marbles, and 6 white marbles. Four marbles from this jar are selected, with each marble being replaced after each selection. What is the standard deviation of X, the number of draws until the first red marble?
0.4852
0.9704
2.0770
1.5172
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A jar contains 11 red marbles, 12 blue marbles, and 6 white marbles. Four marbles from this jar are...
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