Research Article
Production Performance Appraisal Rating for Reservoir Management Units Based on Fuzzy Clustering
Table 8
The values of 
 and the critical values of 
.
| | 
 |  | Classification Number | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |  | 
 |  |  | 0.77 | 1.79 | 1.63 | 15.06 | 28.50 | 1.81 | 1.42 | 2.32 | 0.24 | 0.79 |  |  | 4.96 | 4.26 | 4.07 | 4.12 | 4.39 | 4.95 | 6.09 | 8.85 | 19.39 | 241.88 |  |  | −4.19 | −2.47 | −2.44 | 10.94 | 24.12 | −3.14 | −4.67 | −6.52 | −19.14 | −241.09 |  | 
 | 
 |