| Model |
Equation |
R2 |
Significance of the model |
| I (unwted) |
Y=3998.66+1.43Z10+1.19ZZ20-3.31Z30-1.15Z40 -0.39Z50
(0.86)(2.41)(4.23)(0.80)(0.32) |
0.64 |
0.15 |
| II (wted) |
Y=2523.77+7.60Z11-3.98Z21- 0.98Z31-1.29Z41-0.79Z51
(8.32)(17.31)(32.25)(7.07)(2.03) |
0.41 |
0.71 |
| III (inter unwted) |
Y=3348.66+0.01Z120+0.57Z130-0.24Z140+0.31Z150-0.17230
(1.17)(1.86)(0.31)(0.43)(1.22)
+0.01240+0.04250+0.01Z340+0.13Z350-0.03Z450
(0.12)(0.17)(0.34)(0.35)(0.05) |
0.81 |
0.21 |
| IV (interunwted) |
Y= 2196.57-2.17Z121+0.92Z131-0.44Z141+1.79Z151-
(1.17)(1.86)(0.31)(0.43)
1.23Z231+0.04Z241-0.19Z251-0.30Z341-0.56Z351+0.13ZZ451
(1.22)(0.12)(0.17)(0.34)(0.35)(0.05) |
0.86 |
0.08 |
| V (unwted+wted) |
Y=1924.75+3.75Z10-2.80Z11+3.81Z20-16.35Z21-11.37Z30
(2.45)(12.42)(3.48)(17.97)(8.49)
-37.01Z31-0.72Z40+7.81Z41+0.88Z50+3.96Z51
(37.82)(1.05)(8.65)(0.76)(4.29) |
0.73 |
0.47 |