I have read in an article that if the effect the presence say ''x'' on ''y'' is 60%. Then Biserial rank r=60%-40%= 0.20....
Hope this explanation of biserail rank effect size interpretation was helpful..
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- Tue May 11, 2021 7:56 am
- Forum: Statistics
- Topic: Choice of effect size for Mann-Whitney/Wilcoxon tests
- Replies: 30
- Views: 63785