Geoscience Reference
In-Depth Information
Appendix A3 (
Contd.
)
Degrees of
1-D
freedom
0.60
0.75
0.90
0.95
0.975
0.99
0.995
0.999
70
0.254
0.678
1.294
1.667
1.994
2.381
2.648
3.211
80
0.254
0.678
1.292
1.664
1.990
2.374
2.639
3.195
90
0.254
0.677
1.291
1.662
1.987
2.368
2.632
3.183
100
0.254
0.677
1.290
1.660
1.984
2.364
2.626
3.174
120
0.254
0.677
1.289
1.658
1.980
2.358
2.617
3.160
150
0.254
0.676
1.287
1.655
1.976
2.351
2.609
3.145
0.253
0.674
1.282
1.645
1.960
2.326
2.576
3.090
Note:
D
= significance level.
Source:
Shahin, M., Van Oorschot, H.J.L. and De Lange, S.J. (1993). Statistical
Analysis in Water Resources Engineering. A.A. Balkema, Rotterdam, the
Netherlands.
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