Claims

Traditional textbook-based statistics instruction produced no significant change in students' attitudes towards statistics

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2014 · 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? In the control group, mean Rasch scores moved only from .55 (SD = .46) to .57 (SD = .55), a non-significant dependent t-test difference. → Koparan 2014

Evidence

Koparan 2014

Koparan, T., & Güven, B. (2014). The Effect on the 8th Grade Students' Attitude towards Statistics of Project Based Learning. European Journal of Educational Research, 3(2), 73-85. https://eric.ed.gov/?id=EJ1086040

q2 · i? · causal · r1

Control group of 35 students received teacher-supported traditional lessons with exercises and examples. The article reports the dependent t-test "t(34) = -.163, p >.05"; note the article's text calls it significant while the printed p indicates non-significance.

"Looking at the measures of the control groups the average score of students at the pre -test was .55 (SD = .46), while the average score at post -test was .57 (SD = .55). Results from a dependent t-test indicate that this difference was significant, t(34) = -.163, p >.05."

Discussion

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