Relationships among Seepage, Water Level, and Rainfall of a Fill Dam by Decision Tree Analysis

Table 5

Results of decision tress analysis for group B.

Primary explanatory variable	Second explanatory variable	Response variable
Rainfall (RF, mm/day)	Antecedent 5-day rainfall (RF_5 d, mm/day)	Seepage (LQ, L/min)
		Mean	Subset
		367.63	9 (1.2%)
		105.33	48 (6.6%)
		27.9	664 (92.1%)
		84.33	46 (6.4%)
		23.7	618 (85.7%)