Comparison of Statistical Methods to Graphical Methods in Rainfall Trend Analysis: Case Studies from Tropical Catchments

<table class="table-group" id="tab8"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Catchment</td><td class="align_center" colspan="3">Rainfall periods</td></tr><tr class="thead"><td class="align_center">Annual (%)</td><td class="align_center">Seasonal (%)</td><td class="align_center">Monthly (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Uma Oya</td><td class="align_center">100</td><td class="align_center">90</td><td class="align_center">76.7</td></tr><tr><td class="align_left">Denawaka Ganga</td><td class="align_center">60</td><td class="align_center">75</td><td class="align_center">78.3</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison percentages for two catchments in different rainfall periods.</div>

Advances in Meteorology

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Table 8

Table 8: Comparison of Statistical Methods to Graphical Methods in Rainfall Trend Analysis: Case Studies from Tropical Catchments 