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Table 6 Measures of complexity in compositions by experimental group and control group

From: The effects of data-driven learning activities on EFL learners’ writing development

Test Complexity Group N M Std. Mean diff. t Sig.(2-tailed)
Pre-test Type-token ratio Ex. 26 5.5104 0.8483 −0.1010 −0.442 0.661
Control 22 5.6114 0.7116    
Clauses/T-units Ex. 26 1.6258 0.3561 0.0458 0.515 0.609
Control 22 1.5800 0.2352    
Post-test Type-token ratio Ex. 26 5.5981 0.8662 −0.1097 −0.431 0.668
Control 22 5.7077 0.8923    
Clauses/T-units Ex. 26 1.7008 0.2446 −0.0561 −0.556 0.581
Control 22 1.7568 0.4406    
  1. TTR type–token ratio (word types per square root of two times the words)