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Statistical & Qualitative Data Analysis Software: GPower

About GPower software; links to power & sample size resources.

About GPower

What is GPower?

GPower is a free, open source program for power analysis and sample size calculations. It is available for both Windows and Mac.

Why use GPower?

  • Simple, clean interface is easy to learn and easy to use - great teaching tool.
  • Can do a priori, post hoc, compromise, criterion, or sensitivity power analyses.
  • Widely used for doing power and sample size calculations for grants.

What file types are typically associated with GPower?

There are no file types associated with GPower.

How can I access GPower?

Anyone can download and install GPower on their personally-owned computers for free from the Universität Düsseldorf official website.

Kent State faculty and staff who want to install GPower on their university-owned computers will need local administrative access to their computer.