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 videocassette recorder 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 videocassette recorders made by the company, the best sampling strategy would be to use a
A) systematic sample.
B) cluster sample.
C) stratified sample.
D) simple random sample.

Question

Quizplus · Accepted Answer

A stratified sample would be the best sampling strategy in this scenario, as there are multiple different brands of videocassette recorders. By dividing the population into strata based on the brand of the product, a representative sample can be obtained from each stratum, thereby ensuring that the sample is more accurately reflective of the entire population.

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