Examlex
The simultaneous occurrence of events A and B is represented by the notation _______________.
Serious Flaw
pertains to a significant error or shortcoming in design, methodology, or interpretation that can undermine the reliability, validity, or integrity of a research study or argument.
Participant Dropouts
Individuals who withdraw from a study or experiment before it is completed, affecting the validity of the results.
Nonequivalent Control Group Design
A quasi-experimental design where the experimental group and the control group are not created by random assignment, potentially leading to differences between groups that are not due to the experimental manipulation.
Selection Differences
Differences that arise in experimental research from the methods used to select participants for groups, potentially biasing the results.
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