| addLines | Superimpose regression lines on a plotted plane |
| centerNumerics | Find numeric columns, center them, re-name them, and join... |
| centralValues | Central Tendency estimates for variables |
| cheating | Cheating and Looting in Japanese Electoral Politics |
| checkIntFormat | A way of checking if a string is a valid file name. |
| checkPosDef | Check a matrix for positive definitness |
| combineLevels | recode a factor by "combining" levels |
| cutByQuantile | Calculates the "center" quantiles, always including the... |
| cutBySD | Returns center values of x, the mean, mean-std.dev,... |
| cutByTable | Select most frequently occurring values from numeric or... |
| cutFancy | Create an ordinal variable by grouping numeric data input. |
| descriptiveTable | Summary stats table-maker for regression users |
| dir.create.unique | Create a uniquely named directory. Appends number &... |
| drawnorm | draw a normal distribution with beautiful illustrations |
| focalVals | Create a focal value vector. |
| formatSummarizedFactors | Prints out the contents of an object created by... |
| formatSummarizedNumerics | Reformat numeric summarize output as one column per variable,... |
| genCorrelatedData | Generates a data frame for regression analysis |
| genCorrelatedData2 | Generates a data frame for regression analysis. |
| genCorrelatedData3 | Generate correlated data for simulations (third edition) |
| genX | Generate correlated data (predictors) for one unit |
| getAuxRsq | retrieves estimates of the coefficient of determination from... |
| getDeltaRsquare | Calculates the delta R-squares, also known as squared... |
| getFocal | Select focal values from an observed variable. |
| getPartialCor | Calculates partial correlation coefficients after retrieving... |
| getVIF | Converts the R-square to the variance inflation factor |
| gmc | Group Mean Center: Generate group summaries and individual... |
| kurtosis | Calculate excess kurtosis |
| lazyCor | Create correlation matrices. |
| lazyCov | Create covariance matrix from correlation and standard... |
| lmAuxiliary | Estimate leave-one-variable-out regressions |
| magRange | magRange Magnify the range of a variable. |
| makeSymmetric | Create Symmetric Matrices, possibly covariance or correlation... |
| makeVec | makeVec for checking or creating vectors |
| mcDiagnose | Multi-collinearity diagnostics |
| mcGraph | Illustrate multicollinearity in regression, part 1. |
| meanCenter | meanCenter |
| model.data | Create a "raw" (UNTRANSFORMED) data frame equivalent to the... |
| model.data.default | Create a data frame suitable for estimating a model |
| mvrnorm | Minor revision of mvrnorm (from 'MASS') to facilitate... |
| newdata | Create a newdata frame for usage in predict methods |
| outreg | Creates a publication quality result table for regression... |
| outreg2HTML | Convert LaTeX output from outreg to HTML markup |
| padW0 | Pad with 0's. |
| pctable | Creates a cross tabulation with counts and percentages |
| perspEmpty | perspEmpty |
| plotCurves | Assists creation of predicted value curves for regression... |
| plotFancy | Regression plots with predicted value lines, confidence... |
| plotFancyCategories | Draw display for discrete predictor in plotSlopes |
| plotPlane | Draw a 3-D regression plot for two predictors from any linear... |
| plotSeq | Create sequences for plotting |
| plotSlopes | Generic function for plotting regressions and interaction... |
| plot.testSlopes | Plot testSlopes objects |
| predictCI | Calculate a predicted value matrix (fit, lwr, upr) for a... |
| predictOMatic | Create predicted values after choosing values of predictors.... |
| print.pctable | Display pctable objects |
| print.summarize | print method for output from summarize |
| print.summary.pctable | print method for summary.pctable objects |
| rbindFill | Stack together data frames |
| religioncrime | Religious beliefs and crime rates |
| removeNULL | Remove NULL values variables from a list |
| residualCenter | Calculates a "residual-centered" interaction regression. |
| rockchalk-package | rockchalk: regression functions |
| se.bars | Draw standard error bar for discrete variables |
| skewness | Calculate skewness |
| standardize | Estimate standardized regression coefficients for all... |
| summarize | Sorts numeric from discrete variables and returns separate... |
| summarizeFactors | Extracts non-numeric variables, calculates summary... |
| summarizeNumerics | Extracts numeric variables and presents an summary in a... |
| summary.factor | Tabulates observed values and calculates entropy |
| summary.pctable | Extract presentation from a pctable object |
| testSlopes | Hypothesis tests for Simple Slopes Objects |
| vech2Corr | Convert the vech (column of strictly lower trianglar values... |
| vech2mat | Convert a half-vector (vech) into a matrix. |
| waldt | T-test for the difference in 2 regression parameters |
