A Researcher Reports That the Effectiveness of a New Marketing

question 31

Multiple Choice

A researcher reports that the effectiveness of a new marketing campaign significantly increased sales compared with the previous campaign strategy,t(49) = 2.562,p < .05.Use eta-squared to interpret the effect size for this result.

• A)12% of the variability in marketing effectiveness can be accounted for by the new marketing strategy.
• B)12% of the standard error can be accounted for by the effectiveness of the marketing strategy.
• C)Marketing effectiveness shifted 0.12 standard deviations above the mean in the population.
• D)both A and B are correct

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Definitions:

Factor Analysis Validity

Factor Analysis Validity involves using factor analysis, a statistical method, to identify the underlying structure of psychological constructs, thus helping to validate the content of a test.

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A method of demonstrating construct validity by correlating a test with some other well-known measure or instrument.

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