Examlex
Using himself as his only subject, Ebbinghaus originally studied memory by learning and recalling hundreds of
Standard Deviation
A measure of the dispersion or variability within a set of data points, indicating how spread out the data points are from the mean.
Null Hypothesis
A hypothesis used in statistics that proposes no significant difference or effect between specified populations, conditions, or variables.
Type II Error
A Type II Error occurs in hypothesis testing when a false null hypothesis is not rejected, meaning a real effect or difference was missed.
Null Hypothesis
A statement used in statistics that suggests there is no significant difference or effect, serving as the default assumption to be tested.
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