A student government committee consists of six seniors, four juniors, three soph

Question

A student government committee consists of six seniors, four juniors, three sophomores, and two freshman. A subcommittee is formed by choosing 4 of the committee members at random. (i) How many ways are there to form the subcommittee? (ii) What is the probability that the subcommittee will contain no sophomores or freshman? (iii) What is the probability that the subcommittee will contain one member from each class level? (iv) What is the probability that the subcommittee will contain two seniors, one junior, and one sophomore?

Explanation / Answer

i)15C4=15*14*13*12=32760 Ques 3 of the pdf...great help http://www.cse.scu.edu/~atkinson/teaching/wi06/210/midterm.pdf

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