Statistics

A COMMITTEE OF 5 PEOPLE IS TO BE FORMED FROM 15 PARENTS AND 10 teachers. Find the probability that the committee will consist of at least one parent.

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  1. The chance that there are no parents is

    10/25 * 9/24 * 8/23 * 7/22 * 6/21 = 6/1265

    So, the chance that there is at least one parent is 1259/1265

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  2. 17

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