Examlex
What is the correct expression of the null hypothesis for the alternative hypothesis: the percentage of Internet users who use the Internet for shopping is greater than .40?
Wilcoxon Rank-sum Test
A statistical test that doesn't rely on parameters and is utilized to evaluate whether two separate samples have different population mean ranks.
Independent Samples
Two or more groups of samples that are collected from distinct populations and are not related or matched in any way.
Relative Frequency Distributions
A statistical tool detailing the proportion of times each value appears in a dataset relative to the total number of observations.
Wilcoxon Rank-sum Test
A nonparametric statistical method employed to evaluate two independent samples to determine if there is a difference in their population mean ranks.
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