Practical Meta-Analysis Effect Size Calculator David B. Wilson, Ph.D., George Mason University

Two-way ANOVA, Means, and Sample Sizes

Select one: Ignore non-treatment factor variance Add non-treatment factor variance to the pooled standard deviation

F-value, treatment factor

F-value, other factor

Degrees-of-freedom, other factor

F-value, interaction

MS-error

Mean

N

Treatment

Control

d =

95% C.I. =

v =

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