-PSPP is a program for statistical analysis of sampled data. It
-is a free replacement for the proprietary program SPSS.
+PSPP is a program for statistical analysis of sampled data. It is
+a free replacement for the proprietary program SPSS.
-PSPP development is ongoing. It already supports a large subset of
-SPSS's syntax. Its statistical procedure support is currently
-limited, but growing. At your option, PSPP will produce statistical
-reports in ASCII, PostScript, or HTML formats.
+PSPP supports T-tests, ANOVA and GLM analyses, factor analysis,
+non-parametric tests, and other statistical features. PSPP produces
+statistical reports in plain text, PDF, PostScript, CSV, HTML, SVG,
+and OpenDocument formats.
+
+PSPP has both text-based and graphical user interfaces. The PSPP
+user interface has been translated into a number of languages.
Instructions for PSPP installation are in INSTALL, including a list of
prerequisite packages and other PSPP-specific information. Full
-documentation on PSPP's language will be installed along with the
-programs.
+documentation on PSPP's language is also included.
For information on differences from previous versions, please see file
NEWS.
an "enhanced" mode in certain cases where PSPP can output
better results that may surprise SPSS users.
- * Friendly textual and graphical interfaces. This release
- includes the first version of PSPPIRE, the PSPP graphical
- user interface.
-
- * Attractive output, including graphs, in a variety of human-
- and machine-readable formats. PSPP currently produces
- output in ASCII, PostScript, and HTML formats. We will
- enhance PSPP's output formatting in the future.
+ * Friendly textual and graphical interfaces.
* Good documentation. Currently the PSPP manual describes its
language completely, but we would like to add information on
statistical procedures is evolving quickly enough that a
plug-in model does not make sense. Over the long term, it
may make sense to introduce plug-ins.
+
+For any copyright year range specified as YYYY-ZZZZ in this package note
+that the range specifies every single year in that closed interval.