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Original Articles

Tools for Teaching Regression Concepts Using Dynamic Graphics

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Figures & data

Figure 1. Two Frames of the regteach1 Module Window.

Figure 1. Two Frames of the regteach1 Module Window.

Figure 2: regteach1 Two Fitted Lines and Corresponding Residuals

Figure 2: regteach1 Two Fitted Lines and Corresponding Residuals

Figure 3: regteach1 Module With Fitted Regression Line

Figure 3: regteach1 Module With Fitted Regression Line

Figure 4: regteach2 A Fitted Regression Line with the Dynamic Histogram of Slopes.

Figure 4: regteach2 A Fitted Regression Line with the Dynamic Histogram of Slopes.

Figure 5: regteach2 Simulations of Straightline Regression for 3 Error Variances.

Figure 5: regteach2 Simulations of Straightline Regression for 3 Error Variances.

Figure 6: regteach3 Module Windows with Highlighted Observation.

Figure 6: regteach3 Module Windows with Highlighted Observation.

Figure 7: regteach3 Module Windows with Observation 18 Deleted and Regression Refitted.

Figure 7: regteach3 Module Windows with Observation 18 Deleted and Regression Refitted.

Figure 8: Two Frames of the regteach4 Module Window.

Figure 8: Two Frames of the regteach4 Module Window.

Figure 9: Two Frames of the regteach4 Spin-plot with Scatter plot.

Figure 9: Two Frames of the regteach4 Spin-plot with Scatter plot.

Figure 10: regteach4 Module Windows with Bivariate Plots of Data with Low-Correlated Predictors ()

Figure 10: regteach4 Module Windows with Bivariate Plots of Data with Low-Correlated Predictors ()

Figure 11: regteach4 Module Windows with Bivariate Plots of Data with High-Correlated Predictors ()

Figure 11: regteach4 Module Windows with Bivariate Plots of Data with High-Correlated Predictors ()

Figure 12: regteach4 Module Windows showing Effects of Multicollinearity.

Figure 12: regteach4 Module Windows showing Effects of Multicollinearity.

Figure 13: regteach5 Module Windows with Nonconstant Variance Data.

Figure 13: regteach5 Module Windows with Nonconstant Variance Data.

Figure 14: regteach5 Simulation Windows with Normal Probability Plots.

Figure 14: regteach5 Simulation Windows with Normal Probability Plots.

Figure 15: Saved Plot Windows: Variance Stabilizing Transformation of the Response.

Figure 15: Saved Plot Windows: Variance Stabilizing Transformation of the Response.

Figure 16: Saved Plot Windows: Box-Cox Power Transformation of the Response.

Figure 16: Saved Plot Windows: Box-Cox Power Transformation of the Response.

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