centralValues           Central Tendency estimates for variables
genCorrelatedData       Generates a data frame (x1,x2,y) with
                        user-specified correlation between x1 and x2
getAuxRsq               retrieves estimates of the coefficient of
                        determination from a list of regressions
getDeltaRsquare         Calculates the delta R-squares, also known as
                        squared semi-partial correlation coefficients.
getVIF                  Converts the R-square to the variance inflation
                        factor
lmAuxiliary             Estimate leave-one-variable-out regressions
magRange                magRange Magnify the range of a variable.
mcDiagnose              Multi-collinearity diagnostics
mcGraph1                Illustrate the effect of multicollinearity in
                        regression.
mcGraph2                mcGraph2 draws a 3-D representation of a
                        scatterplot with shadows in the x1-x2 plane.
mcGraph3                mcGraph3 draws a 3-dimensional scatter and a
                        regression plane
meanCenter              meanCenter
outreg                  outreg
perspEmpty              perspEmpty
plotPlane               Draw a 3-D regression plot for two predictors
                        from any linear or nonlinear lm or glm object
plotSeq                 Create sequences for plotting
plotSlopes              Assists creation of predicted value lines for
                        values of a moderator variable.
religioncrime           Religious beliefs and crime rates
residualCenter          Calculates a "residual-centered" interaction
                        regression.
rockchalk-package       Miscellaneous regression functions
standardize             Estimate standardized regression coefficients
                        for all variables
