Frequently Asked Questions

How do I reach technical support?

You can always reach us by phone at +1 (201) 541-5688 (in the U.S.) or by e-mail at [email protected]. There is no charge for technical support.

What serial number do I use to install the program?

If you have downloaded or received a trial copy, use the default serial number (e.g., DEMO) that is shown by the installation.

Can I use the program on more than one machine?

See the license terms.

How do I register the program?

If you are running the program as a trial, simply click "Run as Trial" to bypass the registration.

If you have purchased the program, start the program and click "I want to get an unlock code". The program will display a computer ID. Send us that computer ID and we will send back the unlock code. You can continue to use the program in the interim by clicking "Run as Trial".

i want to get an unlock code screenshot
researcher

"I enjoy using your software tremendously!"

Marc Buyse - Executive Director, IDDI (International Drug Development Institute), Brussels, Belgium

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Power and Precision

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Power and Precision is a statistical power analysis software package for calculation of a sample size for a planned study. The program features an unusually clear interface, and many tools to assist the user in developing an understanding of power analysis.