Regression |
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Ordinary least squares regression |
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Variable Selection Procedures |
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All possible regression |
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All possible regression variable coefficients |
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Best subsets regression |
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Stepwise backward regression |
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Stepwise forward regression |
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Stepwise regression |
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Stepwise AIC backward regression |
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Stepwise AIC forward regression |
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Stepwise AIC regression |
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Residual Diagnostics |
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Residual QQ plot |
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Residual histogram |
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Residual box plot |
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Test for normality |
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Correlation test for normality |
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Residual vs fitted plot |
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Heteroskedasticity |
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Bartlett test |
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Breusch pagan test |
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Score test |
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F test |
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Collinearity Diagnostics |
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Collinearity diagnostics |
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Measures of Influence |
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Cooks' D bar plot |
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Cooks' D chart |
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DFBETAs panel |
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DFFITS plot |
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Studentized residual plot |
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Standardized residual chart |
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Studentized residuals vs leverage plot |
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Deleted studentized residual vs fitted values plot |
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Hadi plot |
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Potential residual plot |
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Leverage |
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Hadi's influence measure |
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PRESS |
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Predicted rsquare |
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Bonferroni Outlier Test |
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Information Criteria |
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Akaike information criterion |
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Bayesian information criterion |
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Sawa's bayesian information criterion |
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Mallow's Cp |
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MSEP |
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Final prediction error |
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Amemiya's prediction criterion |
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Hocking's Sp |
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Model Fit Assessment |
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Residual fit spread plot |
Part and partial correlations |
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Observed vs fitted values plot |
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Lack of fit F test |
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Diagnostics panel |
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Plot Data |
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Added variable plot data |
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Regress predictor on other predictors |
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Regress y on other predictors |
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Cooks' D plot data |
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Cooks' D outlier observations |
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Cooks' d outlier data |
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DFBETAs plot data |
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DFBETAs plot outliers |
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Deleted studentized residual plot data |
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Residual fit spread plot data |
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Residual vs regressor plot data |
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Studentized residual vs leverage plot data |
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Studentized residual plot data |
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Standardized residual chart data |
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Variable Contribution |
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Residual vs regressor plot |
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Added variable plots |
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Residual plus component plot |
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Miscellaneous |
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Response variable profile |
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Simple linear regression line |
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Dataolsrr comes with a built-in datasets which are used to illustrate the functions as well as for running tests. |
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Surgical Unit Data Set |
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Test Data Set |