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Figure 5-19
-Refer to Figure 5-19. Which of the following statements is not correct?
Scatterplot
A type of graphical representation that displays values for typically two variables for a set of data, using Cartesian coordinates to display the values.
Outlier
An outlier is an observation in a data set that is distant from other observations, often indicating variability in measurement or a potential error.
Categorical Variable
A type of variable that can take on one of a limited, and usually fixed, number of possible values, assigning each individual or other unit of analysis to a particular group or nominal category.
Cubed-Root Transformation
A statistical technique used to stabilize variance, make the data more closely conform to a normal distribution, or improve the interpretability of data with skewed distributions.
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