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

question 4

Multiple Choice

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 videocassette recorder 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 "How many people are there in your household?" result in

• A) an ordinal scale variable.
• B) an interval scale variable.
• C) a nominal scale variable.
• D) a ratio scale variable.

---

Definitions:

Main Effects

A statistical term referring to the individual impact of each independent variable on the dependent variable in an experiment, distinguishing from interactions between variables.

Factorial Design

Factorial design is a statistical test used in experiments where there are two or more independent variables and it evaluates the effect of each, as well as the interaction between them, on the dependent variable.

Experimental Conditions

Describes the specific environments, variables, or settings manipulated by researchers in an experiment to observe their effects on the outcomes.

Factorial Design

A research strategy in experiments that evaluates the interaction between multiple factors and their combined impact on the outcome.