Find probability selected homes have security system
Assume there are 18 homes in the Quail Creek area and 9 of them have a security system. Four homes are selected at random:
(a) What is the probability all four of the selected homes have a security system? (Round your answer to 4 decimal places.
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Assume there are 18 homes in the Quail Creek area and 9 of them have a security system. What is the probability all four of the selected homes have a security system?
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