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What value in a regression equation indicates the level of influence X exerts on Y?
Participants
Individuals who take part in a study or experiment, contributing data through their actions, responses, or experiences.
Pretest to Posttest Scores
The comparison of scores on a particular assessment before and after a specific intervention or period of time.
Nonequivalent Groups
In quasi-experimental designs, groups of participants that are compared but are not identical in terms of key characteristics because of the lack of random assignment.
Natural Groups
Groups that exist organically or naturally in a research study, not formed by the experimenter; often used in observational studies.
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