Table 4:
Comparison of CIs with ψ = 0.4, α = 0.05 and n = 400
p | Coverage (%) |
Length |
||||||
---|---|---|---|---|---|---|---|---|
Probit |
Inverse t1 |
Probit |
Inverse t1 |
|||||
LSW | wlp | LSW | wlp | LSW | wlp | LSW | wlp | |
k = 15 | ||||||||
800 | 93.9 | 93.1 | 92.0 | 78.3 | 0.85 | 0.72 | 1.13 | 0.56 |
900 | 94.2 | 91.6 | 93.0 | 76.5 | 1.26 | 0.72 | 1.19 | 0.56 |
1000 | 93.7 | 90.1 | 96.0 | 83.0 | 1.21 | 0.68 | 0.99 | 0.57 |
| ||||||||
k = 20 | ||||||||
800 | 93.8 | 83.1 | 92.3 | 66.3 | 0.60 | 0.51 | 1.14 | 0.53 |
900 | 96.1 | 81.3 | 93.0 | 76.5 | 0.60 | 0.51 | 0.25 | 0.56 |
1000 | 92.0 | 82.8 | 96.0 | 62.3 | 1.06 | 0.63 | 0.99 | 0.54 |
| ||||||||
k = 25 | ||||||||
800 | 92.7 | 90.4 | 94.3 | 81.0 | 0.80 | 0.71 | 1.15 | 0.55 |
900 | 97.5 | 87.7 | 96.7 | 79.3 | 1.31 | 0.68 | 1.20 | 0.56 |
1000 | 94.1 | 90.3 | 95.8 | 78.2 | 1.19 | 0.66 | 1.02 | 0.56 |