Wil Vander Lugt, the son of Amanda Adcock and Chad Vander Lugt, was the state's first baby born in 2015. He arrived at 12:48 a.m. at MaineGeneral in Waterville.
1 Meta-regression is a tool used in meta-analysis to examine the impact of moderator variables on study effect size using regression-based techniques. 2  Meta-regression is more effective at this task than are standard regression techniques.
Cohen's d is an effect size used to indicate the standardised difference between two means. It can be used, for example, to accompany reporting of t-test and ANOVA results. It is also widely used in meta-analysis. Cohen's d is an appropriate effect size for the comparison between two means. APA style strongly recommends use of Partial Eta-Squared.