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Exactly two sixes in three rolls

High school · ●○○○○ 10 pts

Let XX be the number of sixes obtained in three rolls of a fair six-sided die, so X∼Bin(3,16)X \sim \text{Bin}(3, \tfrac{1}{6}). Find P(X=2)P(X = 2). Round to three decimal places.

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binomial distributionindependent trials