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Table 7 Paired samples t-tests of both groups (reading comprehension pretest and posttest)

From: Comparing the impacts of various inputs(I + 1 & I-1) on pre-intermediate EFL learners’ Reading comprehension and Reading motivation: the case of Ahvazi learners

 

Mean differences

SD

SEM

t

df

p

Cohen’s d

i + 1

3.70370

2.64306

.50866

7.281

26

.000

1.978905

i-1

2.25926

1.39622

.26870

8.408

26

.000

2.239838