Claims

CATM training produced statistically significant knowledge gains among cleaning workers in both training periods

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2016 · 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? Mean test scores of cleaning workers improved significantly from pre-test to post-test1 and post-test2 after CATM training in both training periods. → Suleiman 2016

Evidence

Suleiman 2016

Abdulqadir Mohamad Suleiman. (2016). Concept Attainment Teaching Methodology (CATM) – An Effective Approach for Training Workers on Chemicals Health Hazards. Universal Journal of Educational Research 4(11): 2677-2685. https://doi.org/10.13189/ujer.2016.041122

q2 · i? · causal · r1

One-way ANOVA over the three tests in the first training period, with Tamhane's post-hoc comparisons; mean scores rose from 11.85% to 37.13% and 54.20%, all pairwise differences "statistically significant at p<.05". No effect size is printed.

"According to the ANOVA, mean scores for the first period differed significantly with F (2, 416) = 211.380, p= .000. Tamhane's post-hoc comparison of the three tests indicate that Pre-test (M=11.85%), Post-test1 (M= 37.13%) , and Post-test2 (M = 54.20%), are all statistically significant at p<.05."

Discussion

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