MTW

ISV

CTP

EOA

ETH

N = 446,780

(Posner, 2016)

Means

46.14

42.72

44

49.5

45.25

Standard Deviation

8.11

10.29

8.89

7.12

9.69

N = 249

(This Research)

Means

51.13

49.15

49.37

53.32

52.15

Standard Deviation

5.38

6.31

5.98

4.15

5.85