Reading Time: Approx 4mins
By Rob Coe
In part 1 of this series of blog posts, I set out some of the recent criticisms that have been made by researchers such as Wiliam, Simpson and Slavin about the use of effect sizes to compare the impact of different interventions and the resulting problems in combining them in meta-analysis...
Reading Time: Approx 4mins
By Rob Coe
Since I became a researcher in the late 1990s, I have been an advocate of using effect size and meta-analysis for summarising and combining results from research.
It seems hard to imagine now, but back then, both approaches were well outside the mainstream of educational research practice and were neither widely used nor understood by most education researchers, let alone policymakers or teachers...
Reading Time: Approx 3mins
By Mark S. Steed, Director, JESS, Dubai
This week sees thousands of students receiving their GCSE results.
Now is also the time when many anxious parents hope that their children have the best possible exam results that will allow them to progress to sixth form or college, and join the path they hope will take them to university and into successful and fulfilled employment...