Asked by Courtney
Six homes are randomly surveyed from a group of fifteen homes. How many different random samples are possible
Answers
Answered by
Damon
combinations of 15 taken six at a time
15!/ [6! (15-6)!]
15! /(9! 6!)
15*14*13*12*11*10 / (6*5*4*3*2)
7*13*11*5
15!/ [6! (15-6)!]
15! /(9! 6!)
15*14*13*12*11*10 / (6*5*4*3*2)
7*13*11*5
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