Attention Statistics Experts: Permutation or Combination?
User ID: 1085489
11/18/2010 11:13 AM
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nPr or nCr?Quoting: helpastudent 1165367
In the Us Senate, there are 21 members on the Committee on Banking, Housing, and Urban Affairs. Nine of those 21 members are selcted to be on the Subcommittee on Economic Plicy. How many different committee structures are possible for this Subcommittee?
is it 9!. or
Also: In how many ways can the top 2 horses finish in a 10 horse race?
Is it 2!/10!
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