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Chanzhiyi

probability

There are 20 boxes of chocolates in a convenience store, where 5 of them contain a toy car each and the rest contain a soft toy each. A customer selects 6 boxes of chocolates at random. Find the probabilities of the following events.
(a) 3 boxes of chocolates with toy cars and 3 boxes of chocolates with soft toys are selected.
(b) 6 boxes of chocolates with soft toys are selected.

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  • TW
    2020-05-22 03:46:08

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