Claims

The Debate group showed a larger descriptive gain in Self-Perceived Communicative Competence than the PI group

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2017 · checked against its sources 2026-11-02 (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? Debate's mean CC gain (4.39) exceeded PI's (2.46); no significance test is reported for this comparison. → Shamsudin et al. 2017

Evidence

Shamsudin et al. 2017

Mardziah Shamsudin, Moomala Othman, Maryam Jahedi & Dalia Aralas. (2017). Enhancing English Learners' Willingness to Communicate through Debate and Philosophy Inquiry Discussion. English Language Teaching, 10(8). https://doi.org/10.5539/elt.v10n8p145

q2 · i? · causal · r1

Descriptive comparison of pre/post mean scores on the Communicative Competence section of McCroskey's (1992) questionnaire: Debate rose from 49.22 to 53.61, PI from 49.17 to 51.63. No t-test is printed for this outcome.

"There is an increment of 4.39, while in the PI discussion the increment is 2.46. Thus, those in Debate showed more improvement in Self Communicative Competence."

Discussion

Learner Variables

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