The Problem of Selective Attrition Is Most Likely to Arise

question 47

Multiple Choice

The problem of selective attrition is most likely to arise during

• A) experiments with random assignment.
• B) brief studies.
• C) long-term studies.
• D) animal studies.

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Definitions:

Correlational Study

A research method used to determine the relationship between two variables, without implying causation.

Placebo

A substance or treatment with no therapeutic effect, often used in clinical trials as a control to test the efficacy of treatments.

Confounding Variable

An external variable that influences both the independent and dependent variables in an experimental design, leading to a potential false association between the studied variables.

Random Factor

A random factor is an unpredictable variable that can influence the outcome of an experiment or situation, often beyond control.