The Descriptive Measure of Variability That Is Based on the Concept

question 25

Multiple Choice

The descriptive measure of variability that is based on the concept of a deviation about the mean is

• A) the range.
• B) the interquartile range.
• C) the absolute value of the range.
• D) the standard deviation.

Understand the purposes and effects of transformations in data analysis.

Distinguish between explanatory and response variables.

Interpret scatterplots, including form, direction, strength, and the addition of categorical variables.

Recognize the importance of having positive values for logarithmic transformations.