Table 8. Parameter estimates and standard errors: GammaModel–II, dyslexia data.

Parameter	${\mathrm{\text{β}}}_1$	${\mathrm{\text{β}}}_2$	${\mathrm{\text{β}}}_3$	${\mathrm{\text{β}}}_4$	${\delta }_1$	${\delta }_2$	${\delta }_3$
Estimate	1.062	–0.663	0.474	–0.476	1.603	2.030	0.625
S.E.	0.150	0.150	0.086	0.086	0.204	0.241	0.241