Claims

Students in the WhatsApp blended course expressed significantly more positive attitudes toward their learning process than the fully in-class control group

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2015 · 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? The experimental group's attitude mean (21.62) exceeded the control group's (18.15), with t = 3.748 higher than the table value of 2.00, supporting Hypothesis 2. → Barhoumi 2015

Evidence

Barhoumi 2015

Chokri Barhoumi. (2015). The Effectiveness of WhatsApp Mobile Learning Activities Guided by Activity Theory on Students' Knowledge Management. Contemporary Educational Technology, 6(3), 221-238. https://eric.ed.gov/?id=EJ1105764

q2 · i? · causal · r1

Questionnaire study using five-point Likert scales (N = 34 per group) measuring attitudes toward the learning process after the experiment. The article reports the attitude difference was "in favor of the experimental group"; no effect size was printed.

"Table 7 shows that the value of t -test calculated for the equality of the mean is (3.748), which is higher than the v alue of t -test of the table (2.00)."

Discussion

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