Claims

Studies report experiment classes using JAS achieve higher average study results than control classes

Claim · All claims
Evidence · 1 study · quant-synthesis r1 · q2
Currency · newest study 2017 · checked against its sources 2026-10-31 (automated, 1 of 1 entry) · 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? A review of 106 JAS research reports, using qualitative descriptive, quasi-experimental, classroom action (PTK) and R&D designs, concludes that many of them found experiment classes using JAS had higher average scores than control classes; it gives no count or pooled result for the controlled comparisons. → S. Ngabekti 2017

Evidence

S. Ngabekti 2017

S. Ngabekti, S. Ridlo, E. Peniati, R. Martanto. (2017). META-ANALYSIS OF JELAJAH ALAM SEKITAR (JAS) APPROACH IMPLEMENTATION IN LEARNING PROCESS. Jurnal Pendidikan IPA Indonesia. https://doi.org/10.15294/jpii.v6i1.8490

q2 · i? · quant-synthesis · r1

The review's Conclusion, summarising 106 research reports of several designs (qualitative descriptive, quasi-experimental, PTK and R&D); it does not isolate or quantify the studies that compared experiment and control classes. Individual reviewed studies (e.g., Wahyuni 2012: 100% > 57%; Safarini 2014: 90% vs 70%) are narrated as showing experiment-class advantages.

"Many types of research proved JAS approach succeeded in increasing the study result, can differentiate the resulting study between experiment class and control class where the experiment class has a higher average score."

Discussion

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