What Happens as the Scatter of Data Values About the Regression

question 66

Multiple Choice

What happens as the scatter of data values about the regression plane increases?

• A) Standard error of estimate increases
• B) R² increases
• C) (1 - R²) decreases
• D) Error sum of squares decreases

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Definitions:

Minimum

The lowest value in a given set of numbers, data points, or measurements.

First Quartile

The value below which a quarter of the data falls, representing the 25th percentile of a data set.

Outliers

Data points that are significantly different from the majority of a data set, often indicating a measure of variability or error.

3*IQR

A metric used in statistics to identify potential outliers, calculated as three times the interquartile range.