Predict-Observe-Explain using Design Process`:
 
Predict
 Design Process - Cycles of Design

 

 

Observe
Design Process - Quality Checks

 

 

Explain
Design Process - Quality Checks & Design Cycles

 

 

 

Diagram 3b shows a wider context-of-design for POE;
this is useful for understanding POE, and also for CER:

 

 

Design Process - Quality Checks & Design Cycles