9. Assume there are 14 homes in the Quail Creek area and 7 of them have a security system. Three homes are selected at random: a. What is the probability all three of the selected homes have a security system? (Round your answer to 4 decimal places.)   b. What is the probability none of the three selected homes has a security system? (Round your answer to 4 decimal places.)   c. What is the probability at least one of the selected homes has a security system? (Round your answer to 4 decimal places.)   d. Are the events dependent or independent? multiple choice Dependent Independent Joint

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