Group

N

Pretest

Posttest

Mean

Difference

Ranking

Performance

Mean

SD

Mean

SD

Control

33

105.701

12.886

108.301

22.465

2.61

3^rd

Analogue

34

107.429

10.529

113.469

15.983

6.03

2^nd

Digital

33

115.271

7.764

116.471

5.152

1.21

1^st