Dirt Devil Vacuum Cleaning Company Is Interested in Knowing If

question 71

Multiple Choice

Dirt Devil vacuum cleaning company is interested in knowing if a proposed advertising message will be effective in generating interest in purchasing their portable vacuum cleaner.They contact marketing research firm,InsightExpress,which has a service that tests proposed ad copy with consumers they have recruited to participate.Copies of the ad are prepared and are shown to several hundred consumers online.Consumers evaluate the ad,and the results are given to Dirt Devil.This is an example of which of the following?

• A)longitudinal research
• B)causal research
• C)experimental research
• D)exhaustive research
• E)cross-sectional research

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Definitions:

One-way ANOVA

A statistical test that compares the means of three or more independent groups using variance analysis.

Null Hypothesis

A statement in statistics that indicates no significant difference or effect, serving as the default assumption to be tested against the alternative hypothesis.

One-way ANOVA

A statistical method employed to ascertain whether there are any meaningful differences in the averages of three or more separate groups.