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Three standard fair 6-sided dice are rolled. What is the expected number of 6's rolled? (For example, if two 6's and a 5 are rolled, then the answer is 2.)

 Nov 12, 2022
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1/6 chance to roll a 6 each roll, 3 tries, 3 * 1/6 = 1/2 number of 6s expected to be rolled.

 Nov 12, 2022

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