Research Methodology - Dr. Krishan K. Pandey

Testing of Hypotheses-II 305
Table 12.8: Calculation of Spearman’s
S. No. Interview Aptitude Rank Rank Rank Differences squared
score X test score X Y Difference ‘d i ’ d i 2
Y (Rank X) –
(Rank Y)
1 81 113 21 15 6 36
2 88 88 11 27 –16 256
3 55 76 35 32 3 9
4 83 129 18 9 9 81
5 78 99 24.5 21 3.5 12.25
6 93 142 6 3 3 9
7 65 93 32 25 7 49
8 87 136 13 6 7 49
9 95 82 1.5 30 –28.5 812.25
10 76 91 26 26 0 0
11 60 83 34 28.5 5.5 30.25
12 85 96 15.5 22.5 –7 49
13 93 126 6 10 –4 16
14 66 108 31 18.5 12.5 156.25
15 90 95 9.5 24 –14.5 210.25
16 69 65 29 35 –6 36
17 87 96 13 22.5 –9.5 90.25
18 68 101 30 20 10 100
19 81 111 21 16 5 25
20 84 121 17 12 5 25
21 82 83 19 28.5 –9.5 90.25
22 90 79 9.5 31 –21.5 462.25
23 63 71 33 33 0 0
24 78 108 24.5 18.5 6 36
25 73 68 27 34 –7 49
26 79 121 23 12 11 121
27 72 109 28 17 11 121
28 95 121 1.5 12 –10.5 110.25
29 81 140 21 4 17 289
30 87 132 13 8 5 25
31 93 135 6 7 –1 1
32 85 143 15.5 2 13.5 182.25
33 91 118 8 14 –6 36
34 94 147 3.5 1 2.5 6.25
35 94 138 3.5 5 –1.5 225
2
n = 35 ∑ di =
3583