Asked by Judy
If a committee of 4 students is selected from a class of 16 students, how many ways can this be done?
Answers
Answered by
MathMate
This is a case of choosing without replacement, and order does not count.
Number of ways
= nCr
= n!/(r!(n-r)!)
=16!/(4!12!)
Number of ways
= nCr
= n!/(r!(n-r)!)
=16!/(4!12!)
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