TABLE 1-1
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 1-1, the possible responses to the question "What is your annual income rounded to the nearest thousand?" are values from a
A) discrete numerical random variable.
B) continuous numerical random variable.
C) categorical random variable.
D) parameter.

Question

Quizplus · Accepted Answer

A) Even though money is usually considered as a continuous random variable, it should be considered as a discrete random variable when rounded to the nearest thousands.

TABLE 1-1 The Manager of the Customer Service Division of a Major