There are 10 volunteers from whom we must choose three people for the committee. Three of the volunteers are women. Define X to be the number of women in the group of three that are chosen for the committee. Round the probabilities in (b) and (c) to four decimal places.

Question

Mathematics

Heidi Delgado

26 September, 13:39

There are 10 volunteers from whom we must choose three people for the committee. Three of the volunteers are women. Define X to be the number of women in the group of three that are chosen for the committee. Round the probabilities in (b) and (c) to four decimal places.

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Ross Walker · Answer 1

Step-by-step explanation:

The number of ways to have at least one woman in the committee is given:

1C3 + 2C3 + 3C3 = 7 ways

Women in The group = 3/10

Therefore X = 3/10 * 7 = 2.1000