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In Fairfax County, 6% of drivers are under 21. Last year 20 % of the drivers who are under 21 had an

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Question;In Fairfax County, 6% of drivers are under 21. Last year 20;% of the drivers who are under 21 had an accident. On the other hand, only 5 %;of the drivers who are 21 or older had an accident last year. A driver is;chosen at random from Fairfax County.;Draw a tree with the probabilities labeled on the branches;to illustrate this experiment.;a. Find the probability that the chosen driver had an;accident last year.;b. Given that the driver had an accident last year, find the;probability that he is;under 21.;c. Given that the driver did not have an accident last year;find the conditional;probability that he is 21 or older.

 

Paper#60947 | Written in 18-Jul-2015

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