Examlex
What is the most frequently used measure of variability?
Representative Sample
A subset of a population that accurately reflects the members of the entire population, used in statistical analysis.
Experimenter Bias
A form of bias introduced by the experimenter's expectations or personal beliefs affecting the outcome of research.
Clever Hans Effect
The phenomenon where individuals subconsciously influence the outcome of a study due to their expectations.
Double-blind Study
A research method in which neither the participants nor the experimenters know who is receiving a particular treatment, thereby eliminating bias.
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