A choir has seven sopranos, six altos, three tenors, and four basses. The sopranos and altos...
A choir has seven sopranos, six altos, three tenors, and four basses. The sopranos and altos are women and the tenors and basses are men. At a particular rehearsal, three members are chosen at random to make the tea.
a) Find the probability that exactly one bass is chosen,
b) Find the conditional probability that two women are chosen, given that exactly one bass is chosen.
c) Find the probability that the chosen group contains exactly one tenor or exactly one bass (or both).
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A choir has seven sopranos, six altos, three tenors, and four
basses. The sopranos and altos...
Twenty people apply for seven jobs that are available at Fly-By-Night Aircraft Manufacturing Co. a. In how many different ways could such a group of seven people be composed? b. Twelve of the applicants are men and the rest are women. How many of these s
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Probability
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Probability
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