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Table 5 Measures of accuracy in compositions by experimental group and control group

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

Test Accuracy Group N M SD Mean diff. t Sig.(2-tailed)
Pre-test EFT/T Ex. 26 0.4481 0.1715 0.2899 0.624 0.536
Control 22 0.4191 0.1458    
E/W × 100 Ex. 26 8.1758 2.6419 −0.2047 −0.253 0.801
Control 22 8.3805 2.9525    
Post-test EFT/T Ex. 26 0.6200 0.1579 0.1386 2.991 0.004*
Control 22 0.4814 0.1625    
E/W × 100 Ex. 26 4.9296 3.0076 −2.5536 −2.910 0.006*
Control 22 7.4832 3.0546    
  1. EFT/T error free T-units/T-units, E/W × 100 = errors/hundred words (total number of errors/total number of words × 100)
  2. * p < 0.05