Table VII.

Locally h-optimal design {d₀ = 0, d₁, d₂, d₃, d₄ = 0.15; w₀, w₁, w₂, w₃, w₄} for the exp+weib model for different nominal values of the parameters. The h-efficiencies of designs ξ_u and ${\xi }_0={\xi }_h^{\ast }(\theta ){\mid }_{\theta =(0.9,10.5,0.55,65,1.8)}$ are shown in the last 2 columns.

c0	c1	β0	β1	β2	d1	d2	d3	w0	w1	w2	w3	w4	effh(ξu)	effh(ξ0)
0.9	10.5	0.55	65	1.8	0.0129	0.0534	0.1105	0.299	0.389	0.146	0.109	0.056	0.424	1.000
0.9	7.5	0.55	65	1.8	0.0129	0.0535	0.1108	0.303	0.393	0.145	0.106	0.052	0.419	0.999
0.9	13.5	0.55	65	1.8	0.0127	0.0531	0.1101	0.296	0.382	0.145	0.114	0.063	0.431	0.997
0.9	10.5	0.55	45	1.8	0.0133	0.0565	0.1150	0.296	0.386	0.147	0.113	0.058	0.403	0.984
0.9	10.5	0.55	85	1.8	0.0121	0.0499	0.1054	0.302	0.391	0.143	0.107	0.057	0.431	0.968
0.9	10.5	0.55	65	1.5	0.0071	0.0354	0.0859	0.290	0.386	0.157	0.108	0.058	0.148	0.218
0.9	10.5	0.55	65	2.1	0.0185	0.0667	0.1214	0.319	0.404	0.137	0.096	0.044	0.398	0.726