# Simple Univariate Statistics

These are the available functions for simple univariate statistics. See each function's help topic in the TERR Language Reference for more information.

Function name | Title description
--- | ---
`ave` | Group Averages Over Level Combinations of Factors
`cor` | Correlation, Variance, and Covariance (Matrices)
`cov` | Correlation, Variance, and Covariance (Matrices)
`cov2cor` | Correlation, Variance, and Covariance (Matrices)
`fivenum` | Tukey Five-Number Summaries
`sd` | Compute Standard Deviation
`var` | Correlation, Variance, and Covariance (Matrices)
`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