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Chapter 15. Using Regression to Track Tr... > Understanding the Regression Equatio...

Understanding the Regression Equation

In the steps outlined in the previous section, I instructed you to activate the Display Equation on Chart check box. Doing this displays the regression equation on the chart, as pointed out in Figure 15.3. This equation is crucial to regression analysis because it gives you a specific formula for the relationship between the dependent variable and the independent variable.

For linear regression, the best-fit trendline is a straight line with an equation that takes the following form:


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