Claims

Wiki-based instruction improved all four measured business writing aspects, most in form and least in mechanics

Claim · All claims
Evidence · 1 study · causal r2 · 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? Post-test mean scores of the experimental group exceeded the control group's on each TBWS aspect (form, organization, content, mechanics), with the largest difference in form and the smallest in mechanics. → Kassem 2017

Evidence

Kassem 2017

Mohamed Ali Mohamed Kassem. (2017). Developing Business Writing Skills and Reducing Writing Anxiety of EFL Learners through Wikis. English Language Teaching, 10(3). https://doi.org/10.5539/elt.v10n3p151

q2 · i? · causal · r2

Table 2 reports independent-samples t-tests per TBWS aspect, each significant at p = 0.01, comparing the 30-student control and experimental groups on form, organization, content and mechanics.

"The mean score of each item on the experimental group students' post- test is higher than that of the control group (M= 3.63 > 2.07 for form; M= 3.10 > 1.97 for organization; M = 2.67 > 1.73 for content; M = 2.53 > 1.67 for mechanics)."

Discussion

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