Examlex
According to Piaget,the concrete operational stage of cognitive development begins at _____ years and ends at about age _____ years.
Dependent Variable
The variable in an experiment that is measured or observed to assess the effect of the independent variable.
Factorial Research Design
A study design that allows researchers to examine the effects of two or more independent variables simultaneously on dependent variables.
Main Effects
Refers to the individual impact of an independent variable on a dependent variable in an experiment or study.
SSA
SSA often refers to the sum of squares due to treatments or groups in analysis of variance (ANOVA), representing the variation attributable to different conditions or treatments.
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