Table 5 The OOC run length characteristics of the proposed and existing charts for \(\beta =0.05 and n=10 at {ARL}_{o}\approx 500\) under \(t (4).\)
From: An enhanced nonparametric quality control chart with application related to industrial process
Control charts | Characteristics | δ | EQL | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
0.1 | 0.25 | 0.5 | 0.75 | 1 | 1.5 | 2 | 2.5 | 3 | |||
SEWMA with L = 2.613 | ARL | 59.4 | 15.4 | 6.8 | 4.4 | 3.3 | 2.3 | 2 | 1.7 | 1.1 | 5.64 |
SDRL | 44.3 | 6.7 | 1.9 | 1 | 0.6 | 0.4 | 0.2 | 0.5 | 0.3 | ||
MDRL | 47 | 14 | 7 | 4 | 3 | 2 | 2 | 2 | 1 | ||
SHWMA with L = 2.608 | ARL | 64.4 | 14.4 | 4.8 | 2.7 | 1.8 | 1.1 | 1 | 1 | 1 | 3.41 |
SDRL | 41.9 | 8.4 | 2.2 | 1.3 | 1 | 0.3 | 0.1 | 0 | 0 | ||
MDRL | 57 | 13 | 4 | 3 | 1 | 1 | 1 | 1 | 1 | ||
NPSN-E with L = 2.612 | ARL | 53.7 | 14.5 | 7 | 5 | 4.2 | 3.5 | 3.2 | 3 | 3 | 9.81 |
SDRL | 38 | 5.9 | 1.8 | 0.9 | 0.7 | 0.5 | 0.4 | 0.2 | 0.1 | ||
MDRL | 43 | 13 | 7 | 5 | 4 | 3 | 3 | 3 | 3 | ||
NPSR-E with L = 2.610 | ARL | 46.3 | 13.1 | 6.5 | 4.9 | 4.3 | 4 | 4 | 4 | 4 | 12.31 |
SDRL | 31.5 | 5 | 1.5 | 0.8 | 0.5 | 0.1 | 0 | 0 | 0 | ||
MDRL | 38 | 12 | 6 | 5 | 4 | 4 | 4 | 4 | 4 | ||
NPSR-H with T = 2.430 | ARL | 44.3 | 8.7 | 3.5 | 2.3 | 1.8 | 1.2 | 1.1 | 1 | 1 | 3.44 |
SDRL | 31.5 | 5.4 | 1.7 | 1.2 | 1 | 0.6 | 0.4 | 0.2 | 0.1 | ||
MDRL | 38 | 7 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | ||
NPSR-DH with T = 1.38 | ARL | 12 | 4 | 1.9 | 1.3 | 1.1 | 1 | 1 | 1 | 1 | 3.09 |
SDRL | 14.9 | 3.1 | 1.3 | 0.7 | 0.4 | 0.1 | 0 | 0 | 0 | ||
MDRL | 6 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||
