In a Between-Subjects Design, Individual Differences (Participant Variables) Are a Problem

question 31

Multiple Choice

In a between-subjects design, individual differences (participant variables) are a problem because they can ____.

• A) cause diffusion and attrition
• B) increase variability of the scores
• C) preclude the use of statistical analyses
• D) produce fatigue effects

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Definitions:

Quarterly

Occurring every three months or four times a year.

Annuity

An investment vehicle that provides a consistent series of disbursements to a person, often employed in retirement planning.

RRSP

A registered retirement savings plan, a tax-advantaged account designed to help Canadians save for retirement.

Compounded

The process by which interest is earned on both the initial principal and the interest that has been added to it, thus "compounding" the amount.