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Table 7 ANOVA for the TOEFL iBT test

From: A quantitative analysis of TOEFL iBT using an interpretive model of test validity

  Sum of squares df Mean square F Sig.
Between groups 543.503 4 135.876 15.561 .000
Within groups 1004.145 115 8.732   
Total 1547.648 119    
  1. Sig = 0 < α = 0.05