Step 4: Interpret the Regression Slopes
Introduction to the Regression Parameters
To begin our discussion
on the regression line, let us start by looking at the “Parameter
Estimates” table from our simple SAS example, as seen in Figure 13.27 The regression parameters table (slopes and intercept) in SAS below.
Figure 13.27 The regression parameters table (slopes and intercept) in SAS
We see rows for two
types of parameters in this table, one for the intercept and the rest
for the independent variable slopes. The following sections discuss
these two elements of the parameters table.
Regression Line Element #1: The Intercept
To begin, ...
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