Data Table | Read the Data into R | Browse for the data file | Specify location of the data file | Output of Read() | Two types of variables | Read Variable Labels | Write the Data Table to a File | Read SPSS (and SAS and Stata) Files | Value labels | Variable labels | Full Manual

Subset a Data Frame with Base R Extract[] | Annoying Features of Base R Extract | More Flexible Use of Extract[] | Missing Data | Random Selection of Rows

Overview | Descriptive Statistics | Parameters | Output | Output as a Long-Form Data Frame | Multiple Grouping Variables | Aggregate with Multiple Statistics | Aggregate Multiple Variables | Compute over All Data | Frequency Tables | Quantiles | Other Features | Drill-Down | Sort Output | Pipe Operator | Output as a 2-D Table | Missing Data | Some Missing Data at a Level of a by Variable | All Missing Data at a Level of a by Variable | Missing Data for a Level of the by Variable Itself | Build Your Own Function | lessR pivot() vs Base R aggregate()

Recode Data Values | Examples | Missing Data | Sort Rows of Data | Rescale Data | Rename a Variable in a Data Frame | Create Factor Variables | Reshape Data | Reshape Data Wide to Long | Reshape Data Long to Wide | Create Training and Testing Data

Run Chart | Time Series Chart | Dates | Daily Data | Weekly Data | Monthly Data | Quarterly Data | Annual Data | A Single Time Series | Multiple Time Series | One One Panel | Facets | Aggregation by Time | Forecast | Missing Data | Entire Record Missing | Only the y-value is Missing | Data Structures | Long-Format Data | R Time-Series Object Data | Annotation | Full Manual | More

Data | Read | Chart of One Variable | Bar Chart | Pie Chart | Other Hierarchical Charts | Other Charts | Specify the Numerical Variable | Statistical Transformation of $y$ | Stacked Bar or Bubble Charts | Chart of Two Categorical Variables | Standard Bar Charts | Sunburst Chart | Trellis or Facet Plots | 100% Stacked Bar Chart | Long Value Labels | Customization | One Categorical Variable | Custom Colors | Axis Labels | Rotate Labels | Format Labels | Two Categorical Variables | Annotation | Variable Labels | Filter Rows | Interactive Bar Chart | Full Manual | More

Data | Histogram | Customize the Histogram | Density Plot | VBS Plot | Interactive Input to Create a Histogram | Full Manual | More

The Data | Continuous Variables | Two Variables | Three Variables | VBS Plot of 5 Variables | Scatterplot Matrix | Smoothed, Contoured, and Binned Scatterplots | Cleveland Dot Plot | Categorical and Continuous Variables | Two Continuous, One Categorical | One Continuous, One Categorical | Two Continuous, Three Categorical | Categorical Variables | Input Interactive Plots | Full Manual | More

One-Sample t-test | Two-Samples t-test | Independent Groups | Dependent Groups | ANOVA | One-way Independent Groups | Two-way Independent Groups | Randomized Block Design | Full Manual

Test a Specified Proportion | Single Proportion | From Input Frequencies | From Data | Multiple Proportions | Tests without a Specified Proportion | Goodness-of-Fit | Independence

Default Analysis | Brief Output | Full Output | Standardize the Variables | k-fold Cross-validation | Output as a Stored Object | Contrasts | Null Model | Likert Type Data | Analysis of Covariance | Moderation Analysis | Logistic Regression | Change Classification Threshold | Plot Conditional Means across Bins | Interpreted Output | Full Manual

Data | Exploratory Factor Analysis | Confirmatory Factor Analysis | Re-order the Correlation Matrix | Hierarchical Cluster Analysis | Manual Reorder | Full Manual

Color Palettes | Qualitative Scales | Sequential Scales | Divergent Scales | Other Scales | Manual Specification of Colors | Visualization Themes | Full Manual