From: Effects of different text difficulty levels on Iranian EFL learners’ foreign language Reading motivation and Reading comprehension
Mean
N
Std. Deviation
Std. Error Mean
Pair 1
Pre i + 1
11.8000
20
.41039
.09177
Post i + 1
15.3000
1.45458
.32525
Pair 2
Pre i-1
11.6500
.48936
.10942
Post i-1
12.6500
1.63111
.36473