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Copyright © 2003, N. Ahbel Residuals. Copyright © 2003, N. Ahbel Predicted Actual Actual – Predicted = Error Source:

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Presentation on theme: "Copyright © 2003, N. Ahbel Residuals. Copyright © 2003, N. Ahbel Predicted Actual Actual – Predicted = Error Source:"— Presentation transcript:

1 Copyright © 2003, N. Ahbel Residuals

2 Copyright © 2003, N. Ahbel Predicted Actual Actual – Predicted = Error Source: http://www.studyworksonline.com, 8/13/03 “Residual” in statistics is the same as “error” Residual = Actual y – Predicted y

3 Copyright © 2003, N. Ahbel Positive residual Source: http://www.studyworksonline.com, 8/13/03 “Residual” in statistics is the same as “error” Residual = Actual y – Predicted y

4 Copyright © 2003, N. Ahbel Negative residual Source: http://www.studyworksonline.com, 8/13/03 “Residual” in statistics is the same as “error” Residual = Actual y – Predicted y

5 Copyright © 2003, N. Ahbel Residual plot

6 Copyright © 2003, N. Ahbel 1-1 correspondence between every point on the scatterplot and the corresponding point on the residual plot

7 Copyright © 2003, N. Ahbel Residuals

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