Which of the Distribution-Free Tests Is Roughly Equivalent to the T

question 15

Multiple Choice

Which of the distribution-free tests is roughly equivalent to the t test for two independent means?

• A) the Mann-Whitney test
• B) Wilcoxon's signed-ranks matched-pairs test
• C) Friedman's test
• D) the Kruskal-Wallis test

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Definitions:

Retrieval

The process of recalling information that has been previously learned or experienced from one's memory.

Recognition

The ability to identify a previously encountered stimulus.

Peg-word System

A mnemonic device that associates numbers with items that rhyme with or resemble the numbers to aid in memory.

Visual Encoding

The process by which visual sensory information is encoded for memory and later retrieval.