Claims

Lexical bundles instruction significantly improved Iranian EFL learners' paragraph writing production fluency from pretest to posttest

Claim · All claims
Evidence · 1 study · causal r2 · q2
Currency · newest study 2012 · 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? The experimental group's writing production fluency improved significantly from pretest to posttest after a semester of lexical bundles instruction. → Ranjbar 2012

Evidence

Ranjbar 2012

Ranjbar, N., Pazhakh, A., & Gorjian, B. (2012). The Effect of Lexical Bundles on Iranian EFL Learners Linguistic Production Fluency. International Education Studies, 5(4). https://doi.org/10.5539/ies.v5n4p243

q2 · i? · causal · r2

Paired-sample t-test on the experimental group's pretest and posttest scores in a semester-long study of 45 experimental students taught lexical bundles from the True to Life textbook. The article reports the "t-test value was -52.531" with significance .000; no effect size is printed.

"The results of the paired sample test showed that the t-test value was -52.531 and the significance leve l was .000."

Discussion

Learner Variables

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