The Efficiency of a system is the measure of how much a system works for how it was designed, to the minimum of operating costs, that is, without broken parts, loss of lubricant, unforeseen loss of material, unexpected stops, production of unused waste. , etc..
The Effectiveness of a system is a measure of how the system is able to produce units that meet customer specifications.
A production system, to be used to the fullest, with the minimum possible cost and the maximum possible productivity must proceed in an efficient and effective manner. When all the parties carry out their activities effectively and efficiently we are at maximum performance for the data system and if you want more, the only way is to replace it with a different system.
A system that proceeds efficiently and effectively is called Valid and therefore can be activated for current production.
Example:
Corrective Action and Preventive Action -CAPA- for consistent improvement