When the Normality Assumption Is Not Met in a Randomized

question 81

Multiple Choice

When the normality assumption is not met in a randomized block design, which of the following tests should be used?

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

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Definitions:

Registered Democrats

Individuals who have officially recorded their preference or affiliation with the Democratic Party, typically in the context of the United States.

Registered Republicans

Individuals who are officially registered to vote as members of the Republican Party in the United States.

Two-tail Test

A statistical hypothesis test in which the area of interest is on both sides of the distribution, allowing for testing of both extreme high and low results.

Population Means

The average value of a particular characteristic for an entire population.