SOLUTION: Bozo rolls a pair of dice 20 times to see what the probability of rolling a pair of ones what is the probability of rolling a one out of 20?

Question 970221: Bozo rolls a pair of dice 20 times to see what the probability of rolling a pair of ones what is the probability of rolling a one out of 20?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Ask what is the probability of not rolling a pair of 1s out of 20 rolls.
it is (35/36)^20, because they are independent events
That is 0.569.
But that is what you DON'T want.
What you do want is the complement of that or 1-0.569=0.431.

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