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All holly plants are dioecious-a male plant must be planted within to feet of the female plants in order to yield berries. A home improvement store has unmarked holly plants for sale, of which are female. If a homeowner buys plants at random, what is

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Answer #1

Number of female plants = 7 plants

Number of male plants = 12 - 7 = 5 plants

P(at least 1 male and 1 female) = 1 - P(no male plants are selected) - P(no female plants are selected)

=> 1 - 7C5/12C5 - 5C5/12C5

=> 1 - 21/792 - 1/792

=> 1 - 22/792

=> 770/792 = 0.972222


answered by: studymoon
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All holly plants are dioecious-a male plant must be planted within to feet of the female plants in order to yield berries. A home improvement store has unmarked holly plants for sale, of which are female. If a homeowner buys plants at random, what is
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