You have 8 male and 6 females to choose from to form a team of 5. What is the probability of choosing either all males, or all females.
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Originally Posted by fcabanski You have 8 male and 6 females to choose from to form a team of 5. What is the probability of choosing either all males, or all females. $\displaystyle p=\dfrac{\displaystyle\binom{8}{5}+\binom{6}{5}}{ \displaystyle\binom{14}{5}}=\ldots$ ( Why? )
Thanks. It's an OR probability, so it's the sum of the two events.
Originally Posted by fcabanski Thanks. It's an OR probability, so it's the sum of the two events. And the events are incompatible.
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