Descriptive

years of experience

N

Mean

Std. Deviation

F test

P value

Pre test

1 - 5 Years

33

48.3030

16.46110

5.735

0.006

6 - 10 Years

15

62.2000

15.08642

more than 10

2

74.5000

7.77817

Total

50

53.5200

17.39486

Post test

1 - 5 Years

33

94.94

3.240

1.211

0.307

6 - 10 Years

15

94.93

4.448

more than 10

2

99.00

1.414

Total

50

95.10

3.632