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A national survey indicated that 2020​% of adults conduct their banking online. It also found that...

A national survey indicated that

2020​%

of adults conduct their banking online. It also found that

404

are younger than​ 50, and that

15

are younger than 50 and conduct their banking online. What is the probability that a person is younger than 50 given that she uses online​ banking? Has the probability that she is younger than 50 increased or decreased with the additional​ information?

The probability that a person is younger than 50 given that she uses online banking is

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