Research Article
A Simple Approach for Monitoring Business Service Time Variation
Table 9
The
of the EWMA-AM and EWMA-AV charts for
and
.
| | |
|
|
| 0.1 | 0.3 | 0.7 | 0.1 | 0.3 | 0.7 | 0.1 | 0.3 | 0.7 |
| 10 | 5 | 186.4 | 4.8 | 1.9 | 7.0 | 2.9 | 1.5 | 2.4 | 1.6 | 1.1 | 12 | 6 | 186.1 | 4.3 | 1.8 | 6.3 | 2.6 | 1.4 | 2.3 | 1.5 | 1.0 | 14 | 7 | 185.5 | 4.1 | 1.6 | 5.8 | 2.4 | 1.2 | 2.0 | 1.3 | 0.9 | 16 | 8 | 185.0 | 3.8 | 1.6 | 5.4 | 2.2 | 1.2 | 2.0 | 1.3 | 0.9 | 18 | 9 | 185.0 | 3.7 | 1.3 | 5.1 | 2.2 | 1.0 | 2.0 | 1.3 | 0.8 | 20 | 10 | 184.8 | 3.5 | 1.2 | 4.8 | 2.0 | 1.0 | 1.9 | 1.2 | 0.7 | 22 | 11 | 185.5 | 3.3 | 1.2 | 4.5 | 1.9 | 1.0 | 1.9 | 1.2 | 0.7 | 24 | 12 | 185.1 | 3.1 | 1.2 | 4.3 | 1.8 | 0.9 | 1.8 | 1.1 | 0.7 | 26 | 13 | 185.0 | 3.0 | 1.1 | 4.2 | 1.8 | 0.9 | 1.6 | 1.0 | 0.7 | 28 | 14 | 185.4 | 2.9 | 1.0 | 4.1 | 1.7 | 0.8 | 1.6 | 1.0 | 0.6 | 30 | 15 | 185.3 | 2.9 | 1.0 | 4.0 | 1.7 | 0.8 | 1.5 | 1.0 | 0.6 |
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