[計量] The 20 people at a party are divided ...
1. 0<p<1
the greatest value of p(1-p) : 1/2
2. The 20 people at a party are divided into n mutually exclusive
groups in such a way that the number of peopel in any group does not
exceed the number in any other group by more than 1.
the value of n if at least one of the groups consists of 3 people : 6
謝謝!!
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10/21 21:53, , 1F
10/21 21:53, 1F
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