Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)Scientific Software International (SSI) publishes statistical data analysis software: LISREL (structural equation model/SEM, survey generalized linear model/SGLIM), 
HLM (hierarchical linear modeling, multilevel model) and Item Response Theory/IRT (BILOG-MG, MULTILOG, PARSCALE)

  Rental editions of HLM 6 and LISREL 8.8 for Windows

The rental editions of HLM 6.06 and LISREL 8.80 for Windows are now available.

You can now order internet installation applications for the 6-month or the 12-month rental editions of HLM 6.06 and LISREL 8.80 for Windows. Both new rental editions and rental edition renewals are available. The price of retal editions are listed below:

Program

Version

Price in US$

6-Month Rental

12-Month Rental

New

Renewal

New

Renewal

HLM

6

70

60

120

100

LISREL

8.8

75

65

130

110

Order internet installation applications for the rental editions of HLM 6.06 and/or LISREL 8.80 for Windows

  Converting rental licenses for HLM 6 and LISREL 8.8 for Windows to single user licenses

SSI, Inc. offers a discount equivalent to the amount paid up to the final rental period for users converting their rental licenses to single user licenses. This amount is simply entered by the user in the DISCOUNT string box of the corresponding online order form. Please attach a copy of the corresponding e-academy receipt to your order form data file (XML file) to avoid delays.

Order single user licenses for HLM 6.06 and/or LISREL 8.80 for Windows

  Rental editions of IRT software products

The rental editions of our IRT software products are NOT AVAILABLE at this time. We apologize for the inconvenience. SSI, Inc. is currently developing rental and trial editions of BILOG-MG, MULTILOG, PARSCALE, and TESTFACT for Windows. Installation applications for these rental and trial editions will be made available as soon as they are ready.

Once they are available, SSI, Inc. will offer rental editions of its IRT software products to interested users worldwide. The process will be simple: you can order an internet installation application for the 6-month or the 12-month rental edition with nothing more than a credit card and the click of a mouse. You will also find information on discounted pricing when renewing your rental license, and discounted pricing when converting from a rental license to a perpetual license.


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