Examlex
Like Piaget, Vygotsky believed that children
F-Ratio
The F-ratio is a statistic used to compare the variance between groups with the variance within groups in analysis of variance (ANOVA) testing.
Factor A
A variable manipulated by the researcher in an experiment to observe its effect on the dependent variable; often used in the context of factorial designs.
MSA
An abbreviation for Metropolitan Statistical Area, which is a geographical region with a relatively high population density at its core and close economic ties throughout the area.
Critical Value
A point on the scale of a test statistic beyond which the null hypothesis is rejected in favor of an alternative hypothesis.
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