Construction of Risk Evaluation Index System for Power Grid Engineering Cost by Applying WBS-RBS and Membership Degree Methods

Table 2

Score statistics.

Index sign	Score distribution
	5	4	3	2	1
R111	9	25	37	48	0
R112	6	35	30	38	0
R121	10	40	33	20	6
R122	0	1	28	59	21
R123	24	37	33	15	0
R124	15	36	21	37	0
R131	0	3	34	56	16
R211	0	18	39	42	10
R212	2	30	35	31	11
R213	0	14	56	26	13
R214	10	35	45	10	9
R221	0	0	37	58	14
R222	1	13	24	32	39
R311	0	38	37	24	10
R312	14	46	32	17	0
R321	11	29	41	17	11
R322	0	19	30	35	25
R411	2	22	60	25	0
R412	11	23	36	31	8
R421	9	23	37	49	0
R422	0	14	35	36	24
R511	0	14	36	40	19
R512	0	24	47	38	0
R521	0	0	25	53	31
R522	0	21	47	37	4
R523	33	40	23	13	0
R531	21	53	32	3	0
R532	0	15	59	33	2