Individual study effect sizes range from -0.07 to 3.35, with most classified as moderate to amazing effects¶

Claim · All claims
Evidence · 1 study · quant-synthesis r2 · q3
Currency · newest study 2022 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q3 i? Across the 36 effect sizes, the overall range is -0.07 to 3.35; 38.89% are classified as amazing effect and 5.56% as no effect under Thalheimer and Cook's criteria. → Setiawan 2022

Evidence¶

Setiawan 2022¶

Setiawan, A. A., Muhtadi, A., & Hukom, J. (2022). Blended Learning and Student Mathematics Ability in Indonesia: A Meta-Analysis Study. International Journal of Instruction, 15(2), 905-916. https://doi.org/10.29333/iji.2022.15249a

q3 · i? · quant-synthesis · r2

Descriptive classification of the 36 primary-study effect sizes in Table 2. The range was "-0.07 to 3.35"; the article reports 5.56% no effect, 5.56% low, 19.4% moderate, 13.89% high, 14.36% very high, and 38.89% amazing effect.

"Based on Table 2, the overall effect size ranges from -0.07 to 3.35. According to the effect size classification by Thalheimer and Cook (2002), out of 36 effect sizes, two effect sizes ( 5.56%) are classified as having no effect"

Discussion¶

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