Table 7. Membership estimates for being a member of Class 2 relative to Class 1.

	Estimate	SE	Z-score	P>z
Scrcount	0.094	0.046	2.080	0.038
Compcount	2.859	0.773	3.700	<0.001
Compcount_squared	-0.281	0.086	3.270	0.001
Time	-0.054	0.700	0.080	0.938
Age	-0.024	0.019	1.260	0.209
Switch	-0.345	0.413	0.840	0.404
Stem	-0.443	0.334	1.330	0.185
Constant	6.653	1.852	3.590	<0.001