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Which of the following is not one of the classifications of welfare programs?
Parametric Tests
Statistical tests that make assumptions about the parameters of the distribution(s) from which one's data are drawn.
Wilcoxon Rank Sum Test
A nonparametric statistical hypothesis test used for comparing two independent samples to assess whether their population mean ranks differ.
Un-standardized Test Statistic
An un-standardized test statistic measures the degree of deviation from the null hypothesis without adjusting for scale or variability in the data.
Standardized Test Statistic
A value calculated from sample data that is used to assess the viability of a null hypothesis in the context of a significance test.
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