EstaPlus is a free statistical software -freeware- focused on
descriptive statistics developed by Alejandro Vergara Massa that
can analyze and plot using data distributed in one-dimensional or
two-dimensional variables, in discreet or continuous mode.
The following are its main features:
- Lots of data formats
- One-dimensional or two-dimensional variables
- Discreet (grouped in intervals) or continuous
variables
- Quantitative and qualitative data
- Introduction of tabular or not tabular data
- Storage features
- Save and print data tables
- Save and print analysis reports
- Import tables from spreadsheets (using Tabulator
Delimited Spreadsheet format)
- Edition features
- Automatic error checking during data introduction
- Automatic filling of data tables
- Full control of the edition of data tables
- Detailed analysis of data table
- Measures of central tendency
- Characteristic of dispersion
- Characteristic of form
- Identification of outliers
- Functional dependence
- Analysis of regression
- Measures of statistical dependence
- Analysis of percentiles
- Analysis of moments
- Other features
- On line help that includes definitions of
statistical formulas
- Probability wizard
- Windows and Linux PC editions