A Researcher Finds That Men Make More Errors on a Memory

question 40

Multiple Choice

A researcher finds that men make more errors on a memory task than do women. After conducting the appropriate statistical test on this difference, he finds a probability level of less than .05. The researcher will probably conclude that

• A) the difference represents a chance fluctuation.
• B) the difference is statistically significant.
• C) if he conducts the study again, there is a high probability that no difference would be found or that women would make more errors.
• D) there is only a five in 100 chance that his finding represents a real difference between men and women.

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Definitions:

Contingency Table

A data table that displays the frequency distribution of variables to study the relationship between them.

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a range of incomes grouped together for the purpose of taxation or statistical analysis.

Age at Retirement

The specific age at which an individual decides to leave the workforce and enter retirement, often influenced by personal, financial, and policy factors.