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how do you find the slope of a regression equation. The regression equation will take the form. Yes that is exactly what we were thinking about when we were looking at the model.
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Press VARS and arrow over to Y-VARS. When x increases by 1 y increases by 5. The regression equation always passes through the centroid which is the mean of x mean of y.
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Thats what a slope of 15 tells you. Regression Equation y a bx Slope b NSXY - SX SY NSX 2 - SX 2 Intercept a SY - b SX N Where x and y are the variables. The regression equation always passes through the centroid which is the mean of x mean of y. Press 1 for 1Function.
