Overview of Meta-Analysis, Part 4 (of 7): Data Exploration
Posted: March 28, 2012 | Author: A. R. Hafdahl | Filed under: Overview of Meta-Analysis | Tags: coding, data management, effect size, meta-analysis, missing data, moderator, outlier, reporting guidance, sample size, significance testing | 1 CommentThis seven-part overview’s first three parts focused on collecting data used in meta-analyses: estimates of effect size (ES), sample sizes or conditional variances (CVs) to quantify ES sampling error or (im)precision, and ES features. The overview’s subsequent four parts address analyzing these data and presenting results. In this fourth part I begin by describing preliminary analyses that can help identify errors and issues to attend to in primary analyses. (Part 1 of this overview lists the topics for all seven parts.)
Read the rest of this entry »