Effect sizes were positive in fourteen of the nineteen included studies and negative in five¶

Claim · All claims
Evidence · 1 study · quant-synthesis r2 · q3
Currency · newest study 2021 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q3 i? In the forest plot of individual study effect sizes, 14 of 19 studies favored web 2.0 use and 5 showed negative effect sizes, only one of which the authors describe as falling in a wide range. → Ergul Sonmez 2021

Evidence¶

Ergul Sonmez 2021¶

Ergul Sonmez, E., & Cakir, H. (2021). Effect of Web 2.0 technologies on academic performance: A meta-analysis study. International Journal of Technology in Education and Science (IJTES), 5(1), 108-127. https://doi.org/10.46328/ijtes.161

q3 · i? · quant-synthesis · r2

Figure 1 forest plot of individual study effect sizes under the random effects model. The authors report "positive in fourteen out of nineteen studies" and negative in five, noting only one of the five falls within a wide range per Cohen (1982).

"In Figure 1, while the effect size is found to be positive in fourteen out of nineteen studies; in five studies, it is found to be negative."

Discussion¶

Related Claims¶

• Twelve of the nineteen included studies examined web 2.0 in English as a foreign language teaching, indicating wikis and blogs are concentrated in EFL contexts — related
• Individual study effect sizes range from negative to very strong, with one study showing no effect — related