Miglioramento della soddisfazione del cliente, eliminando le cause e i difetti.
"Black Belt" for statistics
suppression of the causes of the defects noted in a process in order to improve customer statisfaction.
The certainty for the customer of a delivery without defect.
An indicator, SIGMA, which measures the standard deviation of the normal curve.
Comparison with the best of the market, Benchmarking “to make as well as”.
A method, DMAIC, centered on the customer, with constant improvement and implication.