Examlex
The variable from which predictions are made,X,is formally known as the independent or predictor variable.
One-group Pretest-posttest Design
A research design in which a single group is measured or tested before and after an intervention to assess change.
Participants Change
The phenomenon where individuals in a study alter their behavior or responses due to awareness of being observed or other study factors.
Time
A continuous sequence of events, perceived by its passage and measurable in hours, minutes, and seconds.
Experimental Manipulation
The process of intentionally changing a variable in an experiment to study its effects on other variables.
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