Research Article
Long-Term Homogeneity and Trends of Hydroclimatic Variables in Upper Awash River Basin, Ethiopia
Table 4
Rainfall results of four homogeneity tests at 95% significance level.
| No | Station | ‐value of test statistics | Remark | Pettitt’s test | SHNT | BRT | VNR test |
| 1 | Addis Ababa Bole | 0.928 | 0.383 | 0.770 | 0.943 | Useful | 2 | Addis Ababa T. Ambessa | 0.678 | 0.743 | 0.649 | 0.879 | Useful | 3 | Addis Alem | 0.104 | 0.056 | 0.101 | 0.335 | Useful | 4 | Akaki | 0.145 | 0.179 | 0.232 | 0.440 | Useful | 5 | Debre Zeit | 0.437 | 0.947 | 0.730 | 0.945 | Useful | 6 | Dertu Liben | 0.001 | 0.000 | 0.001 | 0.017 | Suspect | 7 | Ejere | 0.008 | 0.023 | 0.014 | 0.037 | Suspect | 8 | Ghinch | 0.049 | 0.244 | 0.107 | 0.157 | Useful | 9 | Guranda Meda | 0.000 | 0.001 | 0.000 | 0.077 | Suspect | 10 | Holeta | 0.015 | 0.043 | 0.017 | 0.465 | Suspect | 11 | Hombole | 0.157 | 0.008 | 0.035 | 0.187 | Doubt | 12 | Mojo | 0.003 | 0.006 | 0.001 | 0.062 | Suspect | 13 | Sebeta | 0.46 | 0.146 | 0.005 | 0.750 | Useful | 14 | Sendafa | 0.602 | 0.880 | 0.666 | 0.971 | Useful | 15 | Teji | 0.669 | 0.857 | 0.821 | 0.750 | Useful | 16 | Tulu Bolo | 0.542 | 0.547 | 0.437 | 0.091 | Useful | 17 | Welenkomi | 0.002 | 0.008 | 0.000 | 0.034 | Suspect | 18 | Zequela | 0.001 | 0.000 | 0.001 | 0.054 | Suspect |
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The bold numbers represent inhomogeneity in the corresponding stations and test statistics.
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