pshade72 pshade72

18-05-2017
Mathematics

contestada

If you roll a dice 72 times, how many times do you expect to roll a 6?

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RottenHeart RottenHeart

18-05-2017

Well every time you roll you have the same probability of get it 1 out of 6, so this question don't have a specific answer

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mreijepatmat mreijepatmat

18-05-2017

The probability of getting a 6 is P(6) = 1/6

If you roll the dice 72 times. the expectation value = P(6) x 72

or 1/6 x 72 = 12 times

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