https://sci.stat.consult.narkive.com/eXzevQ3E/effect-size-in-spss
SPSS "estimate of effect size" gives you a partial eta-squared. Read the help files for more info, or go to the algorithms page on the SPSS website.
https://sci.stat.consult.narkive.com/eXzevQ3E/effect-size-in-spss
SPSS "estimate of effect size" gives you a partial eta-squared. Read the help files for more info, or go to the algorithms page on the SPSS website.