| Critical to X is a general
term that refers to methods used to optimize
a key measurable characteristic that is
'Critical To' the performance or customer
expectation. For example CTQ means 'Critical
to Quality'. Other common 'x' are:
| CTC |
Critical to Cost |
| CTD |
Critical to Delivery |
| CTP |
Critical to Process |
| CTS |
Critical to Safety |
CtX is used in Design
for Six Sigma and Six
Sigma. |
