Examlex
In a cumulative frequency distribution, what percent of the total frequencies would fall below the upper limit of the highest class? ______
Independent Variables
Factors in an experiment that are manipulated or changed by the researcher to observe their effects on the dependent variables.
Dependent Variables
Variables in an experiment or study that are expected to change as a result of changes made to the independent variable(s), essentially measuring the outcome of the study.
Extraneous Variables
Elements not of interest in a research study that could impact the results if not properly controlled.
Experimental Groups
Groups in a study that receive the treatment or intervention, to be compared against control groups.
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