The Kruskal-Wallis Rank Test for Differences in More Than Two

question 24

Multiple Choice

The Kruskal-Wallis Rank Test for Differences in more than two medians is a nonparametric alternative to

• A)Student's t test for independent samples.
• B)Wilcoxon's Rank Sum Test for differences in two medians.
• C)ANOVA F test for completely randomised experiments.
• D)Student's t test for related samples.

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Definitions:

Electrolyte

A chemical substance containing free ions that make it electrically conductive, typically used in batteries and some types of fuel cells.

Hydrogen

A colorless, odorless, and highly flammable gas that is the most abundant element in the universe, commonly used in fuel cells and as a clean energy source.

Cold Cranking Amp

A measure of a battery's ability to start an engine in cold temperatures, specifically the number of amps a battery can support for 30 seconds at 0°F.

Volts

The unit of electric potential difference or electromotive force, measuring the energy per unit charge that drives current flow.