Table 9: Summarized data required for constructing lower bound and upper bound of RS-FEM for BSM.

Basic variables: Cohesion of 3rd layer (kPa), Friction angle of 3rd layer (°), Elasticity modulus of 3rd layer (MPa)
Set number		1	2	3	4	5	6	7	8
Probability of Happening		0.125	0.125	0.125	0.125	0.125	0.125	0.125	0.125
Cumulative Probability		0.125	0.25	0.375	0.5	0.625	0.75	0.875	1
Horizontal Displacement (mm)	Lower Bound	47	51	53	54	58	60	61	63
	Upper Bound	246	127	154	162	180	183	264	296
Coordinate	Lower Bound	(47,0.125)	(51,0.25)	(53,0.375)	(54,0.5)	(58,0.625)	(60,0.75)	(61,0.875)	(63,1)
	Upper Bound	(246,0.125)	(127,0.25)	(154,0.375)	(162,0.5)	(180,0.625)	(183,0.75)	(264,0.875)	(296,1)