Claims

Effectiveness of educational materials does not differ significantly across educational levels (primary, secondary, university)

Claim · All claims
Evidence · 1 study · quant-synthesis r2 · q3
Currency · newest study 2013 · not yet checked against its sources · not reviewed by a person

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q3 i? The homogeneity test found no significant differences in effect sizes among different educational levels (QB=0.388; p=0.824). → Zeynel KABLAN 2013

Evidence

Zeynel KABLAN 2013

Zeynel KABLAN, Beyda TOPAN, Burak ERKAN. (2013). The Effectiveness Level of Material Use in Classroom Instruction: A Meta-analysis Study. Educational Sciences: Theory & Practice. https://doi.org/10.12738/estp.2013.3.1692

q3 · i? · quant-synthesis · r2

Homogeneity test across educational levels (primary 61.4%, secondary 28.1%, university 10.5% of studies) under a fixed effects model. The Q-statistic of 0.388 fell below the critical value of 5.991, so "there are no significant differences in effect sizes" across levels; no effect size is printed for the contrast.

"In this study, since the Q-statistic (0.388) is smaller than the critical value of 5.991, the hypothesis of homogeneity of the distribution of effect sizes has been accepted according to fixed effects model. In other words, the distribution is homogeneous and there are no significant differences in effect sizes (QB=0.388; p=0.824) among different educational levels."

Discussion

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