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Statistics 13 Online
OpenStudy (anonymous):

In a game of dice, you roll two standard 6-sided dice and examine their sum. a) What is the probability of rolling a 7? b) If you roll the dice 20 times, what is the probability of rolling a total of 3 sums of 7? c) How many times would you expect to roll the dice before you rolled a sum of 12?

OpenStudy (anonymous):

@mathmale

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