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2. ( 9 points) A group of students were asked if they carry a credit card. The responses are listed
in the table below. If a student is selected at random from the group a) Find the probability the
student is a credit card carrier. b) Find the probability the student is a credit card carrier given
that the student is a sophomore. (3 points) c) Find the probability that the student carries a credit
card and is a sophomore.

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  • 1. 2. ( 9 points) A group of students were asked if they carry a credit card. The responses are listed in the table below. If a student is selected at random from the group a) Find the probability the student is a credit card carrier. b) Find the probability the student is a credit card carrier given that the student is a sophomore. (3 points) c) Find the probability that the student carries a credit card and is a sophomore.