Examlex
The coefficient of determination is the positive square root of the coefficient of correlation.
One-Sample Tests
Statistical tests used to determine if the sample mean of data differs significantly from a known or hypothesized population mean.
Population Standard Deviation
A measure of the dispersion or spread of all values in a population dataset.
Chi-Square Statistic
A statistical measure used in tests of independence to analyze the frequency distribution of observed data versus an expected data set.
Null Hypothesis
A hypothesis that there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.
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