anonymous
  • anonymous
A captain and a co-captain are randomly selected from the 12 members of a fencing team. Determine the probability that Lauren is chosen as the captain, and Isabel is chosen as the co-captain
Probability
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
is that 1/66
perl
  • perl
there is one way to choose Lauren as captain and Isabel as co-captain. there are 12 choose 2 ways (permutations) to choose a captain and co-captain , (since order counts) so the answer is 1 / 12 P2
perl
  • perl
1 / ( 12 * 11)

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anonymous
  • anonymous
1/32
anonymous
  • anonymous
sorry i mean 1/132
perl
  • perl
actually, one second
perl
  • perl
yes I think thats right
perl
  • perl
for the denominator, there are 12 ways to choose captain, and for each of these choices there are 11 remaining for co-captain , so 12 x 11 total ways to choose captain and co-captain
perl
  • perl
is that one of the coices?
perl
  • perl
is that one of the choices??
anonymous
  • anonymous
ya
anonymous
  • anonymous
thnx

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