Table 10. Discriminant features for polarity in Wh-questions postposed.

ATL relation		% Activation in Positives	% Activation in Negatives	d′	% Classification in Positives	% Classification in Negatives
Mouth shape other before mouth shape other	1	77.2	96.9	1.1	94.6	75
Mouth open	0.87	37	75	1.0	91.3	53.1
Head turns left during brows move down	0.87	46.7	96.9	1.9	94.6	65.6
Mouth open before mouth open	0.84	63	90.6	1.0	89.1	71.9
Head moves down during brows move down	0.84	45.7	75	0.8	54.3	75
Head turns left before mouth closed	0.83	28.3	71.9	1.2	90.2	43.8
Head turns left during mouth shape flat	0.78	3.3	37.5	1.5	96.7	37.5
Head tilts right during brows move down	0.77	13	59.4	1.4	87	59.4
Head turns left overlaps teeth open	0.75	15.2	53.1	1.1	84.8	53.1