Research Article
Comparison of Statistical Methods to Graphical Methods in Rainfall Trend Analysis: Case Studies from Tropical Catchments
Table 2
Comparison results for annual rainfalls for Uma Oya catchment.
| Raingauge station | Statistical trend analysis [32] | Graphical trend analysis |
| Dyrabba estate | No trend | No trend | Hilpankandura estate | No trend | No trend | Kirklees estate | Yes—upward (48 mm) | Yes—upward | Ledgerwatte estate | Yes—upward (59.3 mm) | Yes—upward | Welimada group | No trend | No trend |
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