Bayesian Network Approach to Customer Requirements to Customized Product Model

Table 4

Conditional probability distribution table.

Upper limb dysfunction F1		Lower limb dysfunction F2
yes	0.3895	yes		0.7180
no	0.6105	no		0.2820
Upper limb dysfunction F1		Back incline angle Q1
		yes		0.7563		0.2437
no		0.3478		0.6522
Upper limb dysfunction F1	Lower limb dysfunction F2	Side turning stability Q2		Safety protection Q3
		high	low	high	low
yes	yes	0.8653	0.1347	0.9455	0.0545
yes	no	0.4563	0.5437	0.3965	0.6035
no	yes	0.5854	0.4146	0.5543	0.4457
no	no	0.2562	0.7438	0.1983	0.8017
Back incline angle Q1	Side turning stability Q2	Push rod C1
		Lead screw nut		Linear actuator
	high	0.0104		0.9896
	low	0.4195		0.5805
	high	0.2243		0.7757
	low	0.4973		0.5027
Back incline angle Q1	Safety protection Q3	Bed material C2
		Stainless steel	Plastic	Wood
	high	0.7332	0.2253	0.0015
	low	0.4832	0.3432	0.1736
	high	0.4154	0.3541	0.2305
	low	0.2478	0.4572	0.2950
Side turning stability Q2		Board number C3
		single		double
high		0.3745		0.6255
low		0.6543		0.3457