Examlex
A researcher wants to assess the construct validity of a measure of life satisfaction.Which of the following dimensions would likely be most useful to assess when determining the discriminant validity of the measure?
Observer Effect
A phenomenon where the act of observation alters the behavior of the observed subject or system.
Bystander Effect
The Bystander Effect is a social psychological phenomenon where individuals are less likely to offer help to a victim when other people are present.
Subpopulation
A distinct group within a larger population, often defined by specific characteristics or interests.
Critical Mass
A sufficient amount of something needed to maintain or start a process, especially in the context of nuclear reactions or creating social change.
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