A paradox in the interpretation of group comparisons.

Frederic M. Lord

doi:10.1037/h0025105

January 1, 1967Psychological Bulletin

A paradox in the interpretation of group comparisons.

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Key Points

This paper examines the complications of group comparisons when preexisting natural groups are utilized in research.
Discussed the application of analysis of covariance in behavioral research.
Highlighted challenges in achieving random assignment among groups due to practical limitations.
Identified that observed differences in dependent variables might stem from unrecognized independent variable effects.
Emphasized the necessity for random assignment to establish clearer causal relationships.

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Implication

Behavioral research demonstrates challenges in ruling out effects of independent variables on outcomes, indicating complexities in analysis of covariance.

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Frederic M. Lord (1967) studied this question.

synapsesocial.com/papers/6a10df3249545a83bbee8aad https://doi.org/10.1037/h0025105

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A paradox in the interpretation of group comparisons.

Key Points

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Implication

Discussion

Cite This Study

A paradox in the interpretation of group comparisons.

Key Points

No abstract yet

Implication

Discussion

Cite This Study

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