Claims

All pairwise comparisons of grouping compositions differ significantly on individual achievement, including the heterogeneous group versus each homogeneous group

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2017 · 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.

q2 i? LSD post-hoc tests show significant achievement differences between every pair of grouping compositions, including heterogeneous versus each homogeneous group. → Sumadi 2017

Evidence

Sumadi 2017

Sumadi, I. N. S. Degeng, Sulthon, & Waras. (2017). Effect of Ability Grouping in Reciprocal Teaching Technique of Collaborative Learning on Individual Achievements and Social Skills. International Journal of Evaluation and Research in Education, 6(3), 216-220. https://eric.ed.gov/?id=EJ1157151

q2 · i? · causal · r1

LSD post-hoc tests in the quasi-experiment report significance values below 0.05 for all six pairwise comparisons among the four grouping compositions, e.g. "the high group of homogeneous with the heterogeneous group significance value of 0.002".

"While LSD test results show that among the high group of homogeneous with the middle group of homogeneous significance value of 0.00, the high group of homogeneous with the low group of homogeneous significance value of 0.00, the high group of homogeneous with the heterogeneous group significance value of 0.002, the middle group of homogeneous with the low group of homogeneous significance val ue of 0.00, the middle group of homogeneous with the heterogeneous group significance value of 0,016, and the low group of homogeneous with the heterogeneous group significance value of 0,016."

Discussion

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