A one-way ANOVA found no significant difference in writing proficiency among the five pre-test groups¶

Claim · All claims
Evidence · 1 study · causal r1 · q2
Currency · newest study 2012 · not yet checked against its sources · not reviewed by a person

Subclaims¶

q2 i? The ANOVA on writing pre-test scores across the five groups was non-significant (F=1.047, Sig. 0.392). → Lily Mahnam; Dariush Nejadansari 2012

Evidence¶

Lily Mahnam; Dariush Nejadansari 2012¶

Lily Mahnam; Dariush Nejadansari. (2012). The Effects of Different Pre-Writing Strategies on Iranian EFL Writing Achievement. International Education Studies, 5(1). https://doi.org/10.5539/ies.v5n1p154

q2 · i? · causal · r1

One-way ANOVA on writing pre-test scores reported in Table 2 (Between Groups F=1.047, df 4 and 53); the article states "there is no significant difference among the five groups in writing proficiency". No effect size is printed.

"Table 2 indicates that the level of significance is 0.392, more than .05, therefore; there is no significant difference among the five groups in writing proficiency."

Discussion¶

Related Claims¶

• The four groups were homogeneous in general English proficiency before treatment (placement-test ANOVA sig .881) — related
• One-way ANOVAs found no differences among the ASR, Non-ASR and Control groups on pretest or posttest in either /y/ production or perception — related
• The experimental and control groups were homogeneous in English proficiency before the intervention — related
• The four groups were equivalent in prior science knowledge before the intervention — related
• Before treatment, the experimental and control groups showed no significant difference in overall language proficiency — related
• The three intact classes were equivalent in general proficiency before treatment, supporting comparability of groups — related