An important part of the customer service responsibilities of a cable company is the speed with which service troubles can be repaired. Historically, the data show that the likelihood is .75 that troubles in a residential service can be repaired on the same day. For the first five troubles reported on a given day, find the mean number of troubles repaired on the same day.
A) 3.75
B) .94
C) 1.94
D) 2.50

Question

Quizplus · Accepted Answer

μ_x = np = (5)(.75) = 3.75

An Important Part of the Customer Service Responsibilities of a Cable