ok.. I can't think tonight.
10 competitors, 4 chosen randomly for drug tests, 3 of them are Japanese
whats the probability that the sample contains at least one Japanese competitior?
Answer: .8333
(how'd they get that)
sample space = 10C4 = 210....
10 competitors, 4 chosen randomly for drug tests, 3 of them are Japanese
whats the probability that the sample contains at least one Japanese competitior?
Answer: .8333
(how'd they get that)
sample space = 10C4 = 210....
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