Table 9: Results of -analysis for all cases.

Case No. of dofSterile % ()

I160 - 31.5
150 - 31.5
140 - 31.5

II70 - 22.5
60 - 22.5
50 - 22.5

III150 - 26.8
140 - 26.8
130 - 26.8

IV60 - 19.4
50 - 19.4
40 - 19.4

V60 - 18.4
50 - 18.4
40 - 18.4