s******1 发帖数: 39 | 1 请问高手, 这样计算cohen's D, effect size对吗?
modOut = lm(GPA ~ IEP + FRL + ELL + pred, data=reg2data)
out = summary(modOut)
cohensd = coef(out)[,"Estimate"][["pred"]]/ sd(predict(modOut))
看起来cohen's D= "'pred'的regression coefficient" 除以 "回归模型的预测值"的
standard deviation.
请问这样计算cohen's D 对吗? |
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