Assume there are 19 homes in the Quail Creek area and 10 of them have a security system. Five homes are selected at random:
1) What is the probability all five of the selected homes have a security system? (Round your answer to 4 decimal places.)
2) What is the probability none of the five selected homes has a security system? (Round your answer to 4 decimal places.)
A: 0.0108
3) What is the probability at least one of the selected homes has a security system? (Round your answer to 4 decimal places.)
4) Are the events dependent, joint, or independent?