Table 5: State and variablebased usystems analysis of HY data
Variablebased models are in italics. Models are directed systems.

Model 
H 
%I 
Δdf 
10 
ABZ 
3.679 
100.0% 
8 
9 
AB:Z:A_{0}B_{1}Z_{0}:A_{0}B_{0}Z_{1}:A_{1}B_{0}Z_{1}:A_{2}B_{2}Z_{1}:A_{0}B_{2}Z_{1} 
3.684 
99.0% 
5 
8 
AB:Z:A_{0}B_{1}Z_{0}:A_{0}B_{0}Z_{1}:A_{1}B_{0}Z_{1}:A_{2}B_{2}Z_{1} 
3.708 
93.9% 
4 
7 
AB:AZ:BZ 
4.004 
31.9% 
4 
6 
AB:Z:A_{0}B_{1}Z_{0}:A_{0}B_{0}Z_{1}:A_{1}B_{0}Z_{1} 
3.767 
81.4% 
3 
5 
AB:Z:A_{0}B_{1}Z_{0}:A_{0}B_{0}Z_{1} 
3.874 
59.0% 
2 
4 
AB:AZ 
4.078 
16.3% 
2 
3 
AB:BZ 
4.090 
13.8% 
2 
2 
AB:Z:A_{0}B_{1}Z_{0} 
4.007 
31.2% 
1 
1 
AB:Z 
4.156 
0.0% 
0 