The Nonparametric Counterpart of the Parametric One-Way Analysis of Variance

question 141

Multiple Choice

The nonparametric counterpart of the parametric one-way analysis of variance F-test is the:

• A)Kruskal-Wallis test.
• B)Friedman test.
• C)Wilcoxon rank sum test.
• D)Wilcoxon signed rank sum test.

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Definitions:

Skewed to the Right

Describes a distribution of data that has a tail extending to the right, indicating that the majority of data points are on the left.

Sample Mean

The arithmetic average of a set of sample observations, used as an estimate of the population mean.

Sampling Distribution

The framework of chances for a specific statistic, selected randomly.

Normally Distributed

A type of continuous probability distribution for a real-valued random variable, where the data tends to cluster around a central mean value, forming a bell curve.