Table 3.

Ranking of model features using χ² statistic on Dataset 2

Feature	χ2 statistic	DOF	P-value	Rank	Δbaseline
Interactor	392.8	89	0	1	−0.7
NumberOfInteractors	355.9	1	0	2	−1.0
D1	337.2	4	0	3	−1.3
D2	315.7	3	0	4	−1.9
Order	298.8	2	0	5	−4.6
Comma	245.4	3	0	6	−0.5
Prep	186.2	19	0	7	−1.8
Breaker	57.4	1	3.5E-14	8	−0.3
Not	49.7	1	1.8E-12	9	−0.3
Which	35.0	1	3.4E-09	10	−0.1
But	34.3	1	4.8E-09	11	−0.0
Conditional	0.3	1	0.6	12	+0.1