Thinking skill

F-value

Grade

Mean (S.D.)

D_TS

[F(2, 2093) = 24.11, p < 0.001]

4^th

5.48 (2.22)

5^th

5.76 (2.48)

6^th

6.36 (2.40)

A_TS

[F(2, 2093) = 75.10, p < 0.001]

4^th

12.79 (2.07)

5^th

13.11 (2.14)

6^th

14.23 (2.51)

M_TS

[F(2, 2093) = 65.26, p < 0.001]

4^th

7.42 (1.57)

5^th

7.43 (1.37)

6^th

8.36 (2.10)

Total

[F(2, 2093) = 94.03, p < 0.001]

4^th

25.68 (4.16)

5^th

26.31 (4.43)

6^th

28.96 (5.15)