A group of students were asked if they carry a credit card. The responses are listed in the table. Class CC Carrier Not a CC Carrier Total Freshman 15 45 60 Sophmore 21 19 40 Total 36 64 100 If a...

A group of students were asked if they carry a credit card. The responses are listed in the table.

If a student is selected at random, find the probability that he or she is a sophmore and owns a credit card. Round your answers to three decimal places.

a. 0.583

b. 0.900

c. 0.417

d. 0.210