From: An application of data envelopment analysis on marble factories
Efficiency | Frequencies |
---|---|
An operation functioning with 100% efficiency | 47 |
An operation functioning with an efficiency between 80 and 100% | 4 |
An operation functioning with an efficiency between 70 and 80% | 3 |
An operation functioning with an efficiency between 60 and 70% | 1 |
An operation functioning with an efficiency between 50 and 60% | 3 |
An operation functioning below an efficiency of 50% | 6 |