SOLUTION: What is the probability the student is not a credit card carrier and a sophomore? credit card carrier|not a credit card carrier | total freshman 40 |20

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Question 1154827: What is the probability the student is not a credit card carrier and a sophomore?
credit card carrier|not a credit card carrier | total
freshman 40 |20 |60
sophomore 25 |15 |40
overall total= 100
Answer by ikleyn(52777) About Me  (Show Source):
You can put this solution on YOUR website!
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What is the probability the student is not a credit card carrier and a sophomore? 
            credit card carrier|not a credit card carrier | total
freshman             40        |    20                    |  60
sophomore            25        |    15                    |  40
overall total=                                            | 100
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 P(not a credit card carrier and a sophomore) = 15%2F100 = 3%2F20 = 0.15.

Answered, solved and completed.