Mathematics, 02.10.2019 14:20 maligv

Phil has 7 green marbles and 3 purple marbles in a bag. he removes a marble at random, records the color, puts it back, and then repeats this process until he has withdrawn 6 marbles. what is the probability that exactly three of the marbles that he removes are green? express your answer as a decimal rounded to the nearest thousandth.

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