TABLE 7-5 The Manager of the Customer Service Division of a Major

question 3

Multiple Choice

TABLE 7-5
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a DVD player made by the company over the past 12 months are satisfied with their products.
-Referring to Table 7-5, if there are 4 different brands of DVD players made by the company, the best sampling strategy would be to use

• A) a simple random sample.
• B) a stratified sample.
• C) a cluster sample.
• D) a systematic sample.