Claims

Students taught agricultural science with the demonstration method achieved significantly higher post-test scores than students taught with the conventional lecture method

Claim · All claims
Evidence · 1 study · causal r2 · q2
Currency · newest study 2013 · 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? Students taught with the demonstration method recorded significantly higher mean achievement scores than those taught with the conventional lecture method. → Daluba 2013

Evidence

Daluba 2013

Daluba, Noah Ekeyi. (2013). Effect of Demonstration Method of Teaching on Students' Achievement in Agricultural Science. World Journal of Education, 3(6). doi:10.5430/wje.v3n6p1

q2 · i? · causal · r2

Quasi-experimental pre-test post-test control group study of 480 SSII students in six Nigerian secondary schools, analyzed with ANCOVA. The calculated F-ratio of 273.73 exceeded the table value, so the null hypothesis of no difference was rejected.

"Since the calculated F-ratio was greater than table F-value at df1, 476 at 0.05 level of significance, the stated null hypothesis is therefore rejected meaning there was significant difference between the mean achievement scores of students taught with demonstration method and conventional lecture method."

Discussion

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