GPower 3.1

Free It is a tool to compute statistical power analyses for many different t tests
3.9 
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G*Power is a tool to compute statistical power analyses for many different t tests, F tests, χ2 tests, z tests and some exact tests. G*Power can also be used to compute effect sizes and to display graphically the results of power analyses. The software also allows you to generate graphs based on the data you input.

Comments (3)

3.9
Rating
84 votes
5 stars
45
4 stars
15
3 stars
6
2 stars
5
1 stars
13
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Your vote:

J
rating Jose Silva Belchior
Superb statistical software. Congratulations

3 months ago Was it helpful?  yes(0) no(0) | Reply
S
rating Sherri Turner
Love It. Journal editors accept this as a valid way to calculate power.

Was it helpful?  yes(2) no(0) | Reply
S
su kalyar hlaing
That is very useful for sample size calculation.

Was it helpful?  yes(2) no(1) | Reply

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