| Symbols | |
| .getXlevels | Record Levels of Factors Used in a Model | 
| .lm.fit | General fitting for linear (regression) models | 
| .preformat.ts | Print a Time Series | 
| [.terms | Modify Terms Objects | 
| [[.dendrogram | General Tree Structures | 
| A | |
| acf | Auto- and Cross- Covariance or Correlation Estimation | 
| add.scope | Resolve Scopes for Formulas | 
| add1 | Compute Models by Adding One Term | 
| add1.default | Compute Models by Adding One Term | 
| add1.glm | Add a Single Term to a Linear Model | 
| add1.lm | Add a Single Term to a Linear Model | 
| addmargins | Puts Arbitrary Margins on Multidimensional Tables or Arrays | 
| aggregate | Compute Summary Statistics of Subsets of Data | 
| aggregate.data.frame | Compute Column-by-Column Summaries of Groups of Observations | 
| aggregate.default | Compute Summary Statistics of Subsets of Data | 
| aggregate.formula | Compute Summary Statistics of Subsets of Data | 
| aggregate.ts | Compute Summary Statistics of Subsets of Data | 
| AIC | Akaike's Information Criterion | 
| anova | Anova Tables | 
| anova.glm | Analysis of Deviance for Generalized Linear Model Fits | 
| anova.glmlist | Analysis of Deviance for Generalized Linear Model Fits | 
| anova.lm | Anova Table for Linear Model Objects | 
| anova.lmlist | Apply anova to a lmlist Object | 
| aov | Fit an Analysis of Variance Model | 
| aov.object | Analysis of Variance Objects | 
| aovlist.object | Analysis of Variance Objects | 
| approx | Interpolation Functions | 
| approxfun | Interpolation Functions | 
| ar | Fit Autoregressive Models to Time Series | 
| ar.yw | Fit Autoregressive Models to Time Series | 
| arima | ARIMA Modelling of Time Series | 
| arima.sim | Simulate a Univariate ARIMA Series | 
| as.data.frame.ftable | Flat Contingency Tables | 
| as.dendrogram | General Tree Structures | 
| as.dendrogram.dendrogram | General Tree Structures | 
| as.dendrogram.hclust | General Tree Structures | 
| as.dist | Distance Matrix Calculation | 
| as.dist.default | Distance Matrix Calculation | 
| as.formula | Define or Extract a Model Formula | 
| as.hclust | Converts Objects to Class hclust | 
| as.hclust.default | Converts Objects to Class hclust | 
| as.hclust.dendrogram | Converts Objects to Class hclust | 
| as.hclust.twins | Converts Objects to Class hclust | 
| as.matrix.dist | Distance Matrix Calculation | 
| as.stepfun | Compute a Step Function | 
| as.stepfun.isoreg | Isotonic / Monotone Regression | 
| as.table.ftable | Flat Contingency Tables | 
| as.terms | Create or Extract a Terms Object | 
| as.ts | Time Series Objects | 
| asOneSidedFormula | Convert to One-Sided Formula | 
| ave | Group Averages Over Level Combinations of Factors | 
| B | |
| bartlett.test | Bartlett Test of Homogeneity of Variances | 
| bartlett.test.default | Bartlett Test of Homogeneity of Variances | 
| bartlett.test.formula | Bartlett Test of Homogeneity of Variances | 
| Beta | The Beta Distribution | 
| BIC | Akaike's Information Criterion | 
| binom.test | Exact Binomial Test | 
| Binomial | Generate a Family Object | 
| Box.test | Box-Pierce and Ljung-Box Tests | 
| C | |
| C | Assign Contrasts to a Factor | 
| cancor | Canonical Correlation Analysis | 
| Cauchy | The Cauchy Distribution | 
| cbind.ts | Union and Intersection of Time Series | 
| ccf | Auto- and Cross- Covariance or Correlation Estimation | 
| chisq.test | Pearson's Chi-square Test for Count Data | 
| Chisquare | The Chi-square Distribution | 
| cmdscale | Classical Metric Multi-Dimensional Scaling | 
| coef | Extract Information from a Model | 
| coef.Arima2 | ARIMA Modelling of Time Series | 
| coef.default | Extract Information from a Model | 
| coef.listof | Extract Information from a Model | 
| coefficients | Extract Information from a Model | 
| complete.cases | Find Complete Cases of Observations | 
| confint | Confidence Intervals for Model Parameters | 
| confint.default | Confidence Intervals for Model Parameters | 
| contr.helmert | Contrast or Dummy Variable Matrix | 
| contr.poly | Contrast or Dummy Variable Matrix | 
| contr.SAS | Contrast or Dummy Variable Matrix | 
| contr.sum | Contrast or Dummy Variable Matrix | 
| contr.treatment | Contrast or Dummy Variable Matrix | 
| contrasts | Contrasts Attribute | 
| contrasts<- | Contrasts Attribute | 
| cooks.distance | Regression Deletion Diagnostics | 
| cooks.distance.glm | Regression Deletion Diagnostics | 
| cooks.distance.lm | Regression Deletion Diagnostics | 
| cophenetic | Cophenetic Distances for a Hierarchical Clustering | 
| cophenetic.default | Cophenetic Distances for a Hierarchical Clustering | 
| cophenetic.dendrogram | Cophenetic Distances for a Hierarchical Clustering | 
| cor | Correlation, Variance, and Covariance (Matrices) | 
| cor.test | Test for Correlation Between Paired Samples | 
| cor.test.default | Test for Correlation Between Paired Samples | 
| cor.test.formula | Test for Correlation Between Paired Samples | 
| cov | Correlation, Variance, and Covariance (Matrices) | 
| cov.wt | Weighted Covariance Estimation | 
| cov2cor | Correlation, Variance, and Covariance (Matrices) | 
| covratio | Regression Deletion Diagnostics | 
| cut.dendrogram | General Tree Structures | 
| cutree | Create Groups from Hierarchical Clustering | 
| cycle | Create Time Vector or Index of Frequency | 
| cycle.default | Create Time Vector or Index of Frequency | 
| D | |
| dbeta | The Beta Distribution | 
| dbinom | The Binomial Distribution | 
| dcauchy | The Cauchy Distribution | 
| dchisq | The Chi-square Distribution | 
| decompose | Classical Seasonal Decomposition by Moving Averages | 
| delete.response | Modify Terms Objects | 
| dendrapply | Apply a Function to All Nodes of a Dendrogram | 
| dendrogram | General Tree Structures | 
| density | Kernel Estimate of Probability Density Function | 
| density.default | Kernel Estimate of Probability Density Function | 
| deriv | Symbolic Partial Derivatives of Expressions | 
| deriv.default | Symbolic Partial Derivatives of Expressions | 
| deriv.formula | Symbolic Partial Derivatives of Expressions | 
| deriv3 | Symbolic Partial Derivatives of Expressions | 
| deriv3.default | Symbolic Partial Derivatives of Expressions | 
| deriv3.formula | Symbolic Partial Derivatives of Expressions | 
| deviance | Deviance of a Fitted Model | 
| deviance.default | Deviance of a Fitted Model | 
| deviance.glm | Deviance of a Fitted Model | 
| deviance.lm | Deviance of a Fitted Model | 
| deviance.mlm | Deviance of a Fitted Model | 
| deviance.nls | Deviance of a Fitted Model | 
| dexp | The Exponential Distribution | 
| df | The F Distribution | 
| df.residual | Extract Residual Degrees of Freedom from a Model | 
| DF2formula | Define or Extract a Model Formula | 
| dfbeta | Regression Deletion Diagnostics | 
| dfbeta.lm | Regression Deletion Diagnostics | 
| dfbetas | Regression Deletion Diagnostics | 
| dfbetas.lm | Regression Deletion Diagnostics | 
| dffits | Regression Deletion Diagnostics | 
| dgamma | The Gamma Distribution | 
| dgeom | The Geometric Distribution | 
| dhyper | The Hypergeometric Distribution | 
| diffinv | Discrete Integration: inverse of diff | 
| diffinv.default | Discrete Integration: inverse of diff | 
| diffinv.ts | Discrete Integration: inverse of diff | 
| dist | Distance Matrix Calculation | 
| dlnorm | The Lognormal Distribution | 
| dlogis | The Logistic Distribution | 
| dmultinom | The Multinomial Distribution | 
| dnbinom | The Negative Binomial Distribution | 
| dnorm | The Normal Distribution | 
| dpois | The Poisson Distribution | 
| drop.scope | Resolve Scopes for Formulas | 
| drop.terms | Modify Terms Objects | 
| drop1 | Investigate models by dropping single terms | 
| drop1.default | Investigate models by dropping single terms | 
| drop1.glm | Investigate models by dropping single terms | 
| drop1.lm | Investigate models by dropping single terms | 
| dsignrank | Distribution of the Wilcoxon Signed Rank Statistic | 
| dt | The Student's t Distribution | 
| dummy.coef | Extract Original Coefficients from a Linear Model | 
| dummy.coef.aovlist | Extract Original Coefficients from a Linear Model | 
| dummy.coef.lm | Extract Original Coefficients from a Linear Model | 
| dunif | The Uniform Distribution | 
| dweibull | The Weibull Distribution | 
| dwilcox | The Distribution of the Wilcoxon Rank Sum Statistic | 
| E | |
| ecdf | Empirical Cumulative Distribution Function | 
| eff.aovlist | Compute Efficiency Factors for aovlist Model Terms | 
| effects | Single Degree-of-freedom Effects from a Fitted Model | 
| effects.glm | Single Degree-of-freedom Effects from a Fitted Model | 
| effects.lm | Single Degree-of-freedom Effects from a Fitted Model | 
| estVar | SSD Matrix and Estimated Variance Matrix in Multivariate Models | 
| estVar.mlm | SSD Matrix and Estimated Variance Matrix in Multivariate Models | 
| estVar.SSD | SSD Matrix and Estimated Variance Matrix in Multivariate Models | 
| expand.model.frame | Add new variables to a model frame | 
| Exponential | The Exponential Distribution | 
| extractAIC | Extract AIC from a Fitted Model | 
| extractAIC.glm | Extract AIC from a Fitted Model | 
| extractAIC.lm | Extract AIC from a Fitted Model | 
| F | |
| factanal | Estimate a Factor Analysis Model | 
| factor.scope | Resolve Scopes for Formulas | 
| family | Generate a Family Object | 
| family.object | Family of GLM Models | 
| FDist | The F Distribution | 
| fft | Fast Fourier Transform | 
| filter | Apply a Filter to a Time Series | 
| fisher.test | Fisher's Exact Test for Count Data | 
| fitted | Extract Information from a Model | 
| fitted.default | Extract Information from a Model | 
| fitted.isoreg | Isotonic / Monotone Regression | 
| fitted.kmeans | K-Means Clustering | 
| fitted.values | Extract Information from a Model | 
| fivenum | Tukey Five-Number Summaries | 
| format.dist | Distance Matrix Calculation | 
| format.ftable | Flat Contingency Tables | 
| formula | Define or Extract a Model Formula | 
| formula.call | Define or Extract a Model Formula | 
| formula.character | Define or Extract a Model Formula | 
| formula.data.frame | Define or Extract a Model Formula | 
| formula.default | Define or Extract a Model Formula | 
| formula.formula | Define or Extract a Model Formula | 
| formula.lm | Define or Extract a Model Formula | 
| formula.nls | Define or Extract a Model Formula | 
| formula.terms | Define or Extract a Model Formula | 
| friedman.test | Friedman Rank Sum Test | 
| friedman.test.default | Friedman Rank Sum Test | 
| friedman.test.formula | Friedman Rank Sum Test | 
| ftable | Flat Contingency Tables | 
| ftable.default | Flat Contingency Tables | 
| ftable.formula | Flat Contingency Tables | 
| G | |
| Gamma | Generate a Family Object | 
| GammaDist | The Gamma Distribution | 
| gaussian | Generate a Family Object | 
| Geometric | The Geometric Distribution | 
| get_all_vars | Construct or Extract a Model Frame | 
| getCall | Update a Fitted Model Object | 
| getInitial | Get Initial Parameter Estimates for Nonlinear Least Squares Models. | 
| getInitial.default | Get Initial Parameter Estimates for Nonlinear Least Squares Models. | 
| getInitial.formula | Get Initial Parameter Estimates for Nonlinear Least Squares Models. | 
| getInitial.selfStart | Get Initial Parameter Estimates for Nonlinear Least Squares Models. | 
| glm | Fit a Generalized Linear Model | 
| glm.control | Set Control Parameters for Generalized Linear Model | 
| glm.fit | Fit a GLM without Computing the Model Matrix | 
| glm.object | Generalized Linear Model Object | 
| H | |
| hat | Hat Diagonal Regression Diagnostic | 
| hatvalues | Regression Deletion Diagnostics | 
| hatvalues.lm | Regression Deletion Diagnostics | 
| hclust | Hierarchical Clustering | 
| HoltWinters | Holt-Winters Filtering | 
| Hypergeometric | The Hypergeometric Distribution | 
| I | |
| influence | Regression Diagnostics | 
| influence.glm | Regression Diagnostics | 
| influence.lm | Regression Diagnostics | 
| influence.measures | Regression Deletion Diagnostics | 
| integrate | Integral of a Real-valued Function | 
| inverse.gaussian | Generate a Family Object | 
| is.empty.model | Does a Model Contain any Predictors | 
| is.leaf | General Tree Structures | 
| is.mts | Time Series Objects | 
| is.stepfun | Compute a Step Function | 
| is.ts | Time Series Objects | 
| isoreg | Isotonic / Monotone Regression | 
| K | |
| kmeans | K-Means Clustering | 
| knots | Compute a Step Function | 
| kruskal.test | Kruskal-Wallis Rank Sum Test | 
| kruskal.test.default | Kruskal-Wallis Rank Sum Test | 
| kruskal.test.formula | Kruskal-Wallis Rank Sum Test | 
| ks.test | Kolmogorov-Smirnov Tests | 
| ksmooth | Kernel Regression Smoother | 
| L | |
| labels.dendrogram | ID Numbers or Labels of the Leaves in a Dendrogram | 
| labels.dist | Distance Matrix Calculation | 
| lag | Create a Lagged Time Series | 
| line | Robust Line Fitting | 
| lm | Fit Linear Regression Model | 
| lm.fit | General fitting for linear (regression) models | 
| lm.influence | Regression Diagnostics | 
| lm.object | Linear Least Squares Model Object | 
| lm.wfit | General fitting for linear (regression) models | 
| loadings | Extract Loadings from an Object | 
| loess | Fit a Local Regression Model | 
| loess.control | Computational Options for Loess Fitting | 
| loess.object | Loess Model Object | 
| loess.smooth | Smooth Loess Curve | 
| Logistic | The Logistic Distribution | 
| logLik | Extract Log-Likelihood | 
| logLik.lm | Extract Log-Likelihood | 
| logLik.nls | Extract Log-Likelihood | 
| loglin | Contingency Table Analysis | 
| Lognormal | The Lognormal Distribution | 
| lowess | Scatter Plot Smoothing | 
| lsfit | Linear Least-Squares Fit | 
| M | |
| mad | Robust Estimates of Scale | 
| mahalanobis | Mahalanobis Distance | 
| make.link | Create a Link for GLM Families | 
| make.tables.aovproj | Support for model.tables Functions. | 
| make.tables.aovprojlist | Support for model.tables Functions. | 
| makepredictcall | Utility Function for Safe Prediction | 
| makepredictcall.default | Utility Function for Safe Prediction | 
| makepredictcall.matrix | Utility Function for Safe Prediction | 
| makepredictcall.poly | Utility Function for Safe Prediction | 
| mantelhaen.test | Mantel-Haenszel Chi-Square Test for Count Data | 
| maov.object | Analysis of Variance Objects | 
| mcnemar.test | McNemar's Chi-Square Test for Count Data | 
| median | Median | 
| median.default | Median | 
| medpolish | Median Polish of a Matrix | 
| mlm.object | Linear Least Squares Model Object | 
| model.extract | Extract Special Information from Model Frame | 
| model.frame | Construct or Extract a Model Frame | 
| model.frame.aovlist | Construct or Extract a Model Frame | 
| model.frame.default | Construct or Extract a Model Frame | 
| model.frame.lm | Construct or Extract a Model Frame | 
| model.matrix | Matrix of Predictors | 
| model.matrix.default | Matrix of Predictors | 
| model.matrix.object | Matrix of Predictors | 
| model.offset | Extract Special Information from Model Frame | 
| model.response | Extract Special Information from Model Frame | 
| model.tables | Compute Tables of Estimates for Model Object | 
| model.tables.aov | Compute Tables of Estimates for Model Object | 
| model.tables.aovlist | Compute Tables of Estimates for Model Object | 
| model.weights | Extract Special Information from Model Frame | 
| Multinomial | The Multinomial Distribution | 
| mvfft | Fast Fourier Transform | 
| N | |
| na.action | Handle Missing Values in Objects | 
| na.action.default | Handle Missing Values in Objects | 
| na.contiguous | Find Longest Contiguous Stretch of non-NAs | 
| na.contiguous.default | Find Longest Contiguous Stretch of non-NAs | 
| na.contiguous.ts | Find Longest Contiguous Stretch of non-NAs | 
| na.exclude | Handle Missing Values in Objects | 
| na.exclude.data.frame | Handle Missing Values in Objects | 
| na.exclude.default | Handle Missing Values in Objects | 
| na.fail | Handle Missing Values in Objects | 
| na.fail.default | Handle Missing Values in Objects | 
| na.omit | Handle Missing Values in Objects | 
| na.omit.data.frame | Handle Missing Values in Objects | 
| na.omit.default | Handle Missing Values in Objects | 
| na.pass | Handle Missing Values in Objects | 
| napredict | Adjust for Missing Values | 
| napredict.default | Adjust for Missing Values | 
| napredict.exclude | Adjust for Missing Values | 
| napredict.NULL | Adjust for Missing Values | 
| naprint | Print Missing Value Information | 
| naprint.default | Print Missing Value Information | 
| naprint.exclude | Print Missing Value Information | 
| naprint.omit | Print Missing Value Information | 
| naresid | Adjust for Missing Values | 
| naresid.default | Adjust for Missing Values | 
| naresid.exclude | Adjust for Missing Values | 
| naresid.NULL | Adjust for Missing Values | 
| NegBinomial | The Negative Binomial Distribution | 
| nextn | Highly Composite Numbers | 
| nlm | Non-Linear Minimization | 
| nlminb | Nonlinear Minimization subject to Box Constraints | 
| nls | Nonlinear Least Squares Regression | 
| nls.control | Control the Iteration in nls() | 
| NLSstAsymptotic | Fit the Asymptotic Regression Model | 
| NLSstAsymptotic.sortedXyData | Fit the Asymptotic Regression Model | 
| NLSstClosestX | Inverse Interpolation | 
| NLSstClosestX.sortedXyData | Inverse Interpolation | 
| NLSstLfAsymptote | Horizontal Asymptote on the Left Side | 
| NLSstLfAsymptote.sortedXyData | Horizontal Asymptote on the Left Side | 
| NLSstRtAsymptote | Horizontal Asymptote on the Right Side | 
| NLSstRtAsymptote.sortedXyData | Horizontal Asymptote on the Right Side | 
| nobs | Extract the Number of Observations from a Fit | 
| nobs.default | Extract the Number of Observations from a Fit | 
| nobs.glm | Extract the Number of Observations from a Fit | 
| nobs.lm | Extract the Number of Observations from a Fit | 
| nobs.nls | Extract the Number of Observations from a Fit | 
| Normal | The Normal Distribution | 
| numericDeriv | Evaluate derivatives numerically | 
| O | |
| offset | Set an Offset Value in a Modelling Formula | 
| oneway.test | Test for Equal Means in a One-Way Layout | 
| optim | General-purpose Optimization | 
| optimHess | Numerically Estimate Hessian Matrix | 
| optimise | Univariate Optimization of a Function | 
| optimize | Univariate Optimization of a Function | 
| order.dendrogram | ID Numbers or Labels of the Leaves in a Dendrogram | 
| P | |
| p.adjust | Adjust P-values for Multiple Comparisons | 
| p.adjust.methods | Adjust P-values for Multiple Comparisons | 
| pacf | Auto- and Cross- Covariance or Correlation Estimation | 
| pbeta | The Beta Distribution | 
| pbinom | The Binomial Distribution | 
| pcauchy | The Cauchy Distribution | 
| pchisq | The Chi-square Distribution | 
| pexp | The Exponential Distribution | 
| pf | The F Distribution | 
| pgamma | The Gamma Distribution | 
| pgeom | The Geometric Distribution | 
| phyper | The Hypergeometric Distribution | 
| plnorm | The Lognormal Distribution | 
| plogis | The Logistic Distribution | 
| plot.dendrogram | General Tree Structures | 
| plot.ecdf | Empirical Cumulative Distribution Function | 
| pnbinom | The Negative Binomial Distribution | 
| pnorm | The Normal Distribution | 
| Poisson | Generate a Family Object | 
| poly | Compute Orthogonal Polynomials | 
| polym | Compute Orthogonal Polynomials | 
| power | Generate a Power Link Object | 
| ppoints | Plotting Points for Quantile-Quantile Plots | 
| ppois | The Poisson Distribution | 
| prcomp | UNKNOWN | 
| prcomp.default | UNKNOWN | 
| prcomp.formula | UNKNOWN | 
| predict | Make Predictions from a Fitted Model Object | 
| predict.ar | Fit Autoregressive Models to Time Series | 
| predict.glm | Predict Method for a Generalized Linear Model | 
| predict.HoltWinters | Holt-Winters Filtering | 
| predict.lm | Predict Method for a Linear Model | 
| predict.loess | Evaluation of Local Regression Surfaces | 
| predict.mlm | Predict Method for a Linear Model | 
| predict.nls | Predicting from Nonlinear Least Squares Fits | 
| predict.poly | Compute Orthogonal Polynomials | 
| predict.prcomp | UNKNOWN | 
| predict.princomp | Principal Component Scores | 
| predict.smooth.spline | Smoothing Spline at New Data | 
| princomp | Principal Components Analysis | 
| princomp.default | Principal Components Analysis | 
| princomp.formula | Principal Components Analysis | 
| print.anova | Print an anova Object | 
| print.aov | Fit an Analysis of Variance Model | 
| print.aovlist | Fit an Analysis of Variance Model | 
| print.ar | Fit Autoregressive Models to Time Series | 
| print.Arima2 | ARIMA Modelling of Time Series | 
| print.dendrogram | General Tree Structures | 
| print.dist | Distance Matrix Calculation | 
| print.dummy_coef | Extract Original Coefficients from a Linear Model | 
| print.dummy_coef_list | Extract Original Coefficients from a Linear Model | 
| print.ecdf | Empirical Cumulative Distribution Function | 
| print.factanal | Estimate a Factor Analysis Model | 
| print.family | Use print() on a family Object | 
| print.formula | Use print() on a formula Object | 
| print.ftable | Flat Contingency Tables | 
| print.hclust | Hierarchical Clustering | 
| print.HoltWinters | Holt-Winters Filtering | 
| print.infl | Regression Deletion Diagnostics | 
| print.isoreg | Isotonic / Monotone Regression | 
| print.kmeans | K-Means Clustering | 
| print.lm | Use print() on an lm Object | 
| print.loadings | Print a Loadings Matrix | 
| print.logLik | Extract Log-Likelihood | 
| print.medpolish | Median Polish of a Matrix | 
| print.mtable | Compute Tables of Estimates for Model Object | 
| print.prcomp | UNKNOWN | 
| print.princomp | Print a Principal Components Object | 
| print.stepfun | Compute a Step Function | 
| print.summary.aov | Summary of an Analysis of Variance Object | 
| print.summary.aovlist | Summary of an Analysis of Variance Object | 
| print.summary.lm | Summary Method for Linear Models | 
| print.summary.mlm | Summary Method for Linear Models | 
| print.summary.prcomp | UNKNOWN | 
| print.summary.princomp | Print a Principal Component Summary | 
| print.tables_aov | Compute Tables of Estimates for Model Object | 
| print.ts | Print a Time Series | 
| print.tukeyline | Robust Line Fitting | 
| printCoefmat | Print Coefficient Matrices | 
| proj | Projection Matrix | 
| proj.aov | Projection Matrix | 
| proj.aovlist | Projection Matrix | 
| proj.default | Projection Matrix | 
| proj.lm | Projection Matrix | 
| prop.test | Proportions Tests | 
| psignrank | Distribution of the Wilcoxon Signed Rank Statistic | 
| pt | The Student's t Distribution | 
| ptukey | The Studentized Range Distribution | 
| punif | The Uniform Distribution | 
| pweibull | The Weibull Distribution | 
| pwilcox | The Distribution of the Wilcoxon Rank Sum Statistic | 
| Q | |
| qbeta | The Beta Distribution | 
| qbinom | The Binomial Distribution | 
| qcauchy | The Cauchy Distribution | 
| qchisq | The Chi-square Distribution | 
| qexp | The Exponential Distribution | 
| qf | The F Distribution | 
| qgamma | The Gamma Distribution | 
| qgeom | The Geometric Distribution | 
| qhyper | The Hypergeometric Distribution | 
| qlnorm | The Lognormal Distribution | 
| qlogis | The Logistic Distribution | 
| qnbinom | The Negative Binomial Distribution | 
| qnorm | The Normal Distribution | 
| qpois | The Poisson Distribution | 
| qqnorm | Normal Quantile-Quantile Plots | 
| qqnorm.default | Normal Quantile-Quantile Plots | 
| qsignrank | Distribution of the Wilcoxon Signed Rank Statistic | 
| qt | The Student's t Distribution | 
| qtukey | The Studentized Range Distribution | 
| quantile | Empirical Quantiles | 
| quantile.ecdf | Empirical Cumulative Distribution Function | 
| quasi | Generate a Family Object | 
| quasibinomial | Generate a Family Object | 
| quasipoisson | Generate a Family Object | 
| qunif | The Uniform Distribution | 
| qweibull | The Weibull Distribution | 
| qwilcox | The Distribution of the Wilcoxon Rank Sum Statistic | 
| R | |
| r2dtable | Random Two-way Tables with Given Marginals | 
| rbeta | The Beta Distribution | 
| rbinom | The Binomial Distribution | 
| rcauchy | The Cauchy Distribution | 
| rchisq | The Chi-square Distribution | 
| reformulate | Modify Terms Objects | 
| relevel | Reorder Levels of Factor | 
| relevel.default | Reorder Levels of Factor | 
| relevel.factor | Reorder Levels of Factor | 
| relevel.ordered | Reorder Levels of Factor | 
| reorder | Reorder Levels of a Factor | 
| reorder.default | Reorder Levels of a Factor | 
| reorder.dendrogram | Reorder a Dendrogram | 
| replications | Number of Replications of Terms | 
| reshape | Reshape Grouped Data | 
| resid | Extract Information from a Model | 
| residuals | Extract Information from a Model | 
| residuals.default | Extract Information from a Model | 
| residuals.glm | Compute Residuals for glm Objects | 
| residuals.HoltWinters | Holt-Winters Filtering | 
| residuals.isoreg | Isotonic / Monotone Regression | 
| rexp | The Exponential Distribution | 
| rf | The F Distribution | 
| rgamma | The Gamma Distribution | 
| rgeom | The Geometric Distribution | 
| rhyper | The Hypergeometric Distribution | 
| rlnorm | The Lognormal Distribution | 
| rlogis | The Logistic Distribution | 
| rmultinom | The Multinomial Distribution | 
| rnbinom | The Negative Binomial Distribution | 
| rnorm | The Normal Distribution | 
| rpois | The Poisson Distribution | 
| rsignrank | Distribution of the Wilcoxon Signed Rank Statistic | 
| rstandard | Regression Deletion Diagnostics | 
| rstandard.glm | Regression Deletion Diagnostics | 
| rstandard.lm | Regression Deletion Diagnostics | 
| rstudent | Regression Deletion Diagnostics | 
| rstudent.glm | Regression Deletion Diagnostics | 
| rstudent.lm | Regression Deletion Diagnostics | 
| rt | The Student's t Distribution | 
| runif | The Uniform Distribution | 
| rweibull | The Weibull Distribution | 
| rwilcox | The Distribution of the Wilcoxon Rank Sum Statistic | 
| S | |
| sd | Compute Standard Deviation | 
| se.aov | Standard Error of AOV Objects | 
| se.aovlist | Standard Error of AOV Objects | 
| se.contrast.aov | Standard Errors for Contrasts between Means | 
| se.contrast.aovlist | Standard Errors for Contrasts between Means | 
| selfStart | Construct Self-starting Nonlinear Models | 
| selfStart.default | Construct Self-starting Nonlinear Models | 
| selfStart.formula | Construct Self-starting Nonlinear Models | 
| setNames | Attach a names attribute to an object | 
| shapiro.test | Shapiro-Wilk Test for Normality | 
| sigma | Extract Residual Standard Deviation | 
| sigma.default | Extract Residual Standard Deviation | 
| SignRank | Distribution of the Wilcoxon Signed Rank Statistic | 
| smooth | Nonlinear Smoothing Using Running Medians | 
| smooth.spline | Fit a Smoothing Spline | 
| spline | Interpolating Splines | 
| splinefun | Interpolating Splines | 
| splinefunH | Interpolating Splines | 
| SSasymp | Asymptotic Regression Model | 
| SSasympOff | Asymptotic Regression Model | 
| SSasympOrig | Asymptotic Regression Model | 
| SSbiexp | Biexponential Model: The Sum of Two Exponentials | 
| SSD | SSD Matrix and Estimated Variance Matrix in Multivariate Models | 
| SSD.mlm | SSD Matrix and Estimated Variance Matrix in Multivariate Models | 
| SSfol | First-order Compartment Model | 
| SSfpl | Four-parameter Logistic Model | 
| SSgompertz | Self-Starting Nls Gompertz Growth Model | 
| SSlogis | Fitting a Logistic Curve | 
| SSmicmen | Michaelis-Menten Model | 
| SSweibull | Self-Starting Nls Weibull Growth Curve Model | 
| stat.anova | Add Statistics Columns to an Anova Table | 
| stepfun | Compute a Step Function | 
| str.dendrogram | General Tree Structures | 
| str.logLik | Extract Log-Likelihood | 
| summary.aov | Summary of an Analysis of Variance Object | 
| summary.aovlist | Summary of an Analysis of Variance Object | 
| summary.ecdf | Empirical Cumulative Distribution Function | 
| summary.glm | Summary Method for Fitted Generalized Linear Models | 
| summary.infl | Regression Deletion Diagnostics | 
| summary.lm | Summary Method for Linear Models | 
| summary.mlm | Summary Method for Linear Models | 
| summary.nls | Summary of an nls Model Object | 
| summary.prcomp | UNKNOWN | 
| summary.princomp | Summary of a Principal Components Object | 
| summary.stepfun | Compute a Step Function | 
| supsmu | Scatter Plot Smoothing Using Super Smoother | 
| symnum | Symbolic Number Coding | 
| T | |
| t.test | Student's t-test | 
| t.test.default | Student's t-test | 
| t.test.formula | Student's t-test | 
| TDist | The Student's t Distribution | 
| terms | Create or Extract a Terms Object | 
| terms.aovlist | Create or Extract a Terms Object | 
| terms.default | Create or Extract a Terms Object | 
| terms.formula | Create or Extract a Terms Object | 
| terms.object | Class of Objects for Terms in a Model | 
| terms.terms | Create or Extract a Terms Object | 
| time | Create Time Vector or Index of Frequency | 
| time.default | Create Time Vector or Index of Frequency | 
| toeplitz | Form Symmetric Toeplitz Matrix | 
| ts | Time Series Objects | 
| ts.intersect | Union and Intersection of Time Series | 
| ts.union | Union and Intersection of Time Series | 
| Tukey | The Studentized Range Distribution | 
| U | |
| Uniform | The Uniform Distribution | 
| uniroot | Find a Root of a Univariate Function | 
| update | Update a Fitted Model Object | 
| update.default | Update a Fitted Model Object | 
| update.formula | Update a Fitted Model Object | 
| V | |
| var | Correlation, Variance, and Covariance (Matrices) | 
| var.test | F Test to Compare Two Variances | 
| var.test.default | F Test to Compare Two Variances | 
| var.test.formula | F Test to Compare Two Variances | 
| vcov | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.Arima2 | ARIMA Modelling of Time Series | 
| vcov.glm | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.lm | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.mlm | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.nls | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.summary.glm | Variance-Covariance Matrix of the Estimated Coefficients | 
| vcov.summary.lm | Variance-Covariance Matrix of the Estimated Coefficients | 
| W | |
| Weibull | The Weibull Distribution | 
| weighted.mean | Compute Weighted Mean | 
| weighted.mean.Date | Compute Weighted Mean | 
| weighted.mean.default | Compute Weighted Mean | 
| weighted.mean.difftime | Compute Weighted Mean | 
| weighted.mean.POSIXct | Compute Weighted Mean | 
| weighted.mean.POSIXlt | Compute Weighted Mean | 
| weights | Extract Model Weights | 
| weights.default | Extract Model Weights | 
| weights.glm | Extract Model Weights | 
| wilcox.test | Wilcoxon Rank Sum and Signed Rank Tests | 
| wilcox.test.default | Wilcoxon Rank Sum and Signed Rank Tests | 
| wilcox.test.formula | Wilcoxon Rank Sum and Signed Rank Tests | 
| Wilcoxon | The Distribution of the Wilcoxon Rank Sum Statistic | 
| window | Window a Time Series | 
| window.default | Window a Time Series | 
| window.ts | Window a Time Series | 
| window<- | Window a Time Series | 
| window<-.ts | Window a Time Series | 
| X | |
| xtabs | Cross Tabulation |