An Important Part of the Customer Service Responsibilities of a Cable

Multiple Choice

An important part of the customer service responsibilities of a cable company relates to the speed with which trouble in service can be repaired.Historically,the data show that the likelihood is 0.75 that troubles in a residential service can be repaired on the same day.For the first five troubles reported on a given day,what is the probability that: Find the mean number of troubles repaired on the same day.

A) 3.75
B) 0.94
C) 1.94
D) 2.50