PDCA cycle

PDCA is an improvement cycle based on the scientific method of proposing a change in a process, implementing the change, measuring the results, and taking appropriate action. The cycle was devised by J. Edwards Deming in the 1950s

The PDCA cycle has four stages:

PlanDetermine customer needs
Identify the concern or problem
Set objectives
Set out the working plan
Collect data and study
Seek root causes
Train as necessary
DoImplement the improvement
CheckWere the objectives met?
Review root causes
Confirm continued improvement
What was learnt?
What could be done better next time?
Is the problem completely solved?
Act / AdjustIdentify further improvements
Write and adopt new standards
Communicate the requirements
Recurrence prevention
Celebrate & congratulate

PDCA cycle