What+is+Regression?

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Linear Regression has several names, such as Trendline and Line of Best Fit. With all terms, the goal is the same: Find the line (or curve) that best fits the data that you are provided. When Excel creates the Trendline, it is utilizing all given points and determining the optimal line (or curve) using a method called "Least Squares Fitting". If you would like to read more about this, click on the following article at //Ask Dr. Math// from Drexel University: Click Here!