the manager of the customer service devision of a major cons

the manager of the customer service devision of a major consumer electronics company is interested in determining whether the customers who have purchased a dvd player made by the compnay over the past 12 months are satisfied with their products . which of the following would be a good frame for drawing a sample: a) voting registry b) list of customers who return the registration card c) telephone directory d) list of potential customers purchased from a marketing company

Solution

the list of customers who returned the registration card.- Because the customers who returned their registration card surely have purchased the dvd.