Telephone marketers and opinion polls use random digit dialing equipment to call residential telephone numbers at random. The polling firm Zogby International reports that just 17% of calls reach a live person. Calls are independent.
A telemarketer places 6 calls. What is the probability (±0.0001) that none of them reaches a person?
Only 6% of calls made to residential numbers in New York City reach a person. What is the probability (±0.0001) that none of 6 calls made to New York City reaches a person?