Table 6: CAT Post-test Mean Scores Obtained by the Students in the Four Groups
N Mean Std. Deviation Std. Error
Experimental Group 1 50 58.77 11.19 1.58
Experimental Group 2 40 44.59 13.56 2.14
Control Group 1 30 33.22 13.60 2.48
Control Group 2 33 30.64 13.25 2.31
Total 153 43.99 17.13 1.38