Which of the Following Tests Should Be Used to Compare

question 89

Multiple Choice

Which of the following tests should be used to compare the means of three populations if the sample data is ordinal?

• A)one-way analysis of variance
• B)Kruskal-Wallis test
• C)Wilcoxon test
• D)Mann-Whitney test
• E)Friedman test

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Definitions:

Actual Sales

The total revenue a company generates from selling its goods or services, minus any returns or refunds.

Fixed Expenses

Regularly occurring costs that remain constant in total regardless of changes in activity within a relevant period.

Contribution Margin

The difference between a company's sales revenue and its variable costs, serving as a measure of the profitability of individual products.

Monthly Unit Sales

The total number of units of a product sold by a company in a given month, often used to track sales trends and forecast demand.