The probability that a student has a Visa card event
The probability that a student has a Visa card (event V) is .73. The probability that a student has a MasterCard (event M) is .18. The probability that a student has both cards is .03.
(a) Find the probability that a student has either a Visa card or a MasterCard.
(b) In this problem, are V and M independent? Explain.
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