SOLUTION: Viewers ABC NBC CBS Other Total Men 30 20 40 55 145 Women 50 10 20 45 125 Total 80 30 60 100 270 If one of these individuals is selected at random, what is the probability th

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Question 1148030: Viewers ABC NBC CBS Other Total
Men 30 20 40 55 145
Women 50 10 20 45 125
Total 80 30 60 100 270
If one of these individuals is selected at random, what is the probability that the person watches:
NBC or CBS, given that the individual is a man
Answer by ikleyn(52864) (Show Source):
You can put this solution on YOUR website!
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Viewers ABC NBC CBS Other Total Men 30 20 40 55 145 Women 50 10 20 45 125 Total 80 30 60 100 270 If one of these individuals is selected at random, what is the probability that the person watches: NBC or CBS, given that the individual is a man.
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Solution

Go to the line "Men" of the Table. Add the numbers 20 (under NBC) and 40 (under CBS) and divide the sum by 145, which is the "Total" in this line. You will get your answer.

Happy calculations (!)

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