Standardized Effect Size Estimation: Why and How?
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چکیده
Statisticians have long opined that researchers generally need to present estimates of the sizes of the effects which they report. It is not sufficient to report whether or not an effect is “statistically significant.” Statistical significance only tells you that the obtained sample results would be highly unlikely were the tested (aka “null”) hypothesis absolutely true. The tested hypothesis is almost always that the size of the effect in the population from which the sample data were randomly drawn is exactly zero.
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تاریخ انتشار 2015