The Essentials of Biostatistics for Physicians, Nurses, and Clinicians

Appendix: Statistical Tables 197

Table 3

Quantiles of the Wilcoxon Signed

• Rank Test Statistic

W

0.005

W

0.01

W

0.025

W

0.05

W

0.10

W

0.20

W

0.30

W

0.40

W

0.50

nn()

+^12

n^

=^4

0

0

0

0

I

3

3

4

5

10

5

0

0

0

1

3

4

5

6

7.5

15

6

0

0

1

3

4

6

8

9

10.5

21

7

0

1

3

4

6

9

1 1

1 2

1 4

2 8

8

1

2

4

6

9

12

14

16

18

36

9

2

4

6

9

11

15

18

20

22.5

45

10

4

6

9

11

15

19

22

25

27.5

55

11

6

8

11

14

18

23

27

30

33

66

12

8

10

14

18

22

28

32

36

39

78

13

10

13

18

22

27

33

38

42

45.5

91

14

13

16

22

26

32

39

44

48

52.5

105

15

16

20

26

31

37

45

51

55

60

120

16

20

24

30

36

43

51

58

63

68

136

17

24

28

35

42

49

58

65

71

76.5

153

18

28

33

41

48

56

66

73

80

85.5

171

(Continued

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