IBM SPSS Statistics

Before IBM aquired SPSS Inc the product was called SPSS Statistics

and before that simply SPSS,
and - for a short period (versions 17 and 18) PASW (PASW=Predictive Analytics SoftWare) Statistics.

IBM SPSS Statistics is sold as a product with a number of add-on *modules* (make sure to understand that these modules
are licensed separately and may or may not be available at your institution).
Academic institutions usually have the full version with all modules.
Currently the following modules are
available:

- IBM SPSS Statistics Base: This is the base module to which all other modules can be added (required module)
- IBM SPSS Regression: Advanced regression procedures (basic regression is provided in the base module)
- IBM SPSS Advanced Statistics
- IBM SPSS Categories
- IBM SPSS Complex Samples
- IBM SPSS Conjoint
- IBM SPSS Custom Tables
- IBM SPSS Data Preparation
- IBM SPSS Decision Trees
- IBM SPSS Exact Tests
- IBM SPSS Forecasting
- IBM SPSS Missing Values: Missing value analysis and imputation
- IBM SPSS Neural Networks
- IBM SPSS Statistics Programmability Extension: lets you extend SPSS by adding procedures programmed using the Python language or R. These extensions can be fully integrated into SPSS in a way that they appear as any native SPSS procedure.

In the past, some of the modules had different names. For instance the Forecasting module, was called Trends.

In addition SPSS also offers additional standalone software, that collaborates with IBM SPSS Statistics, namely (not exhaustive)

- AMOS: Software for Simultaneous equation modelling (SEM)
- Viz Designer: Designs Graphboard Templates that can be used within IBM SPSS Statistics (Customized graphs)
- IBM SPSS Data Collection: Data Entry: Software for authoring questionnaires and entering data. An older product, SPSS/Data Entry is no longer developed and will no work on newer operating systems (works under Windows XP)
- IBM SPSS Modeler (formerly called Clementine)
- IBM SPSS Analytic Catalyst
- SPSS Text Analytics for Surveys and others