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Table 6 Paired Samples T-test

From: Computer or human: a comparative study of automated evaluation scoring and instructors’ feedback on Chinese college students’ English writing

 

Paired differences

 

95% confidence interval of the difference

   
 

Mean

Std. deviation

Std. error mean

Lower

Upper

t

df

Sig. (2-tailed)

Pair 1

Teacher–Web

− 1.733

4.201

.767

− 3.302

− .165

− 2.260

29

.032