SOLUTION: At a basketball game, 80% of the fans were waving banners and cheering for team A. What is the probability that a fan waved a banner given that the fan cheered for team A?

Question 1069696: At a basketball game, 80% of the fans were waving banners and cheering for team A.
What is the probability that a fan waved a banner given that the fan cheered for team A?
Found 2 solutions by CubeyThePenguin, ikleyn:
Answer by CubeyThePenguin(3113)   (Show Source): You can put this solution on YOUR website!
As given in the problem, 80%.
Answer by ikleyn(52800)   (Show Source): You can put this solution on YOUR website!
.

The expected answer is    = 1.0 = 100%;

But in order for this answer be flawlessly correct, the problems description should be modified.

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