sgayle7581 sgayle7581
  • 18-02-2018
  • Mathematics
contestada

If the teacher picks a group of 3 at random, what is the probability that everyone in the group is a girl?

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julixe
julixe julixe
  • 18-02-2018
picking everyone is a dependent variable so
4/6*3/6*2/6=
=2/3*1/2*1/3
=2/18
=1/9
the probability is 1/9
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kellensurrey kellensurrey
  • 18-02-2018
since there are six boys and 4 girls there would be a 33.33333333333333333333333333333333333333333333333 etc.
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