Asked by Anonymous

The probability that a house will develop a leak is 5%. If 20 house holds are randomly selected, what is the mean number if houses that developed leaks?
Answered by PsyDAG
.05 *20 = ?
Answered by Sabrina
I thought that was it. It just seemed to easy. Thanks
Answered by karen
% of the community favored having a pool in the new park. If citizens are chosen, find the probability that exactly of them favor the pool.