Table 4.

Parameter estimates from the adjusted three-step approach including the direct covariate effect at step-1

Study conditions				Estimated parameters
No.	C on z	x with z	y on z	Class 1				Class 2				Step-1				Step-3
				Intercept (β00=.00)		Slope (β10=.20)		Intercept (β01=.50)		Slope (β11=.70)		Class mean (α0=.00)		y on z (β2)		C on z (γ0)		Int. Prob (α0=.00)
1	0	0	0	.01	(.05)	.20	(.04)	.50	(.04)	.70	(.03)	−.02	(.25)	.00	(01)	−.01	(.07)	−.02	(.25)
2	0	.5	0	.00	(.05)	.20	(.04)	.50	(.04)	.70	(.03)	.02	(.24)	.00	(.01)	.07	(.41)	.02	(.27)
3	0	0	.5	−.01	(.05)	.19	(.04)	.50	(.04)	.70	(.03)	−.03	(.25)	.50	(.01)	.00	(.08)	−.03	(.25)
4	0	.5	.5	−.01	(.05)	.20	(.04)	.50	(.04)	.70	(.03)	.00	(.25)	.50	(.01)	.08	(.39)	.01	(.28)
5	−.69	0	0	.02	(.05)	.20	(.04)	.48	(.04)	.70	(.03)	.00	(.25)	.06	(.01)	−.49	(.10)	.00	(.26)
6	−.69	.5	0	.05	(.06)	.17	(.06)	.46	(.03)	.66	(.03)	−.26	(.31)	.06	(.01)	−.29	(.37)	−.25	(.36)
7	−.69	0	.5	.02	(.05)	.20	(.05)	.48	(.04)	.70	(.03)	.00	(.26)	.56	(.01)	−.48	(.11)	−.01	(.27)
8	−.69	.5	.5	.04	(.06)	.17	(.06)	.46	(.03)	.66	(.03)	−.27	(.30)	.56	(.01)	−.27	(.28)	−.27	(.32)
9	−1.1	0	0	.04	(.05)	.20	(.05)	.46	(.04)	.70	(.04)	.01	(.29)	.09	(.01)	−.77	(.15)	.01	(.31)
10	−1.1	.5	0	.09	(.10)	.16	(.07)	.44	(.03)	.65	(.04)	−.35	(.37)	.09	(.01)	−.57	(.41)	−.35	(.44)
11	−1.1	0	.5	.04	(.05)	.20	(.05)	.46	(.04)	.70	(.03)	.02	(.28)	.59	(.01)	−.77	(.16)	.01	(.31)
12a	−1.1	.5	.5	.09	(.06)	.17	(.08)	.44	(.04)	.66	(.04)	−.32	(.38)	.59	(.01)	−.64	(.62)	−.31	(.53)

^aNote.There was one extreme value (i.e., −90.03) and excluded from calculating the mean of the parameter estimates.