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" Conversion to standard deviation units is obtained by subtracting the mean of the control group from the mean of the treatment group, and then dividing this difference by the pooled or combined standard deviations of the two groups. "
Methodological Approaches to the Study of Career
uredio/la - 1990 - Broj stranica: 267
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Handbook of Group Psychotherapy: An Empirical and Clinical Synthesis

Addie Fuhriman, Gary M. Burlingame - 1994 - Broj stranica: 606
...unimproved. There is also the quantitative method of meta-analysis in which an effect size is obtained by subtracting the mean of the control group from the mean of the experimental group and dividing by a pooled within-group standard deviation or the control group standard...
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Handbook of Applied Social Research Methods

Leonard Bickman, Debra J. Rog - 1998 - Broj stranica: 608
...studies and different measures in the same study. Conversion to standard deviation units is obtained by subtracting the mean of the control group from the mean of the treatment group and then dividing this difference by the pooled or combined standard deviations of the two groups. There...
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Successful Inclusion Strategies for Secondary and Middle School Teachers ...

M. C. Gore - 2004 - Broj stranica: 262
...research findings on a subject by converting the findings to an effect size (ES). The ES is calculated by subtracting the mean of the control group from the mean of the experimental group and dividing the difference by the standard deviation of the control group or a...
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Conduct Disorder and Offending Behaviour in Young People: Findings from Research

Joanna Richardson, Kristin Liabo - 2007 - Broj stranica: 144
...treatment and the other has not (the control group). The 'd' statistic of effect size is calculated by subtracting the mean of the control group from the mean of the treatment group and dividing by their common standard deviation. In meta-analysis the effect sizes from individual trials are combined...
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