Which of the Following Is (Are) a Useful Measure(s) of Central

question 6

Multiple Choice

Which of the following is (are) a useful measure(s) of central tendency and dispersion when the data are ratio?

• A) Mode and median
• B) Mode, median, mean, standard deviation
• C) Mode
• D) Mode, median, mean, standard deviation, geometric and harmonic mean

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Definitions:

First Grouping Factor

The primary variable used to categorize or group data points in an analysis or experiment.

4 × 3 Factorial Design

An experimental design method that involves two independent variables, where one has 4 levels and the other has 3 levels, leading to 12 different experimental conditions.

Levels

Distinct values or categories of a categorical variable.

Within-Group Estimate

An analysis focusing on the variation or relationships of variables within a single group.