Qusetion: CUSTOMER SERVICE SURVEYS The customer service department of Universal Instruments, manufacturer of the Galaxy home computer, conducted a survey among customers who had returned their purchase registration cards. Purchasers of its deluxe model home computer were asked to report the length of time (t) in days before service was required.
a. Describe a sample space corresponding to this survey.
b. Describe the event E that a home computer required service before a period of 90 days had elapsed.
c. Describe the event F that a home computer did not require service before a period of 1 yr had elapsed.