[b]PI-cubed methodology is an important technique.
Problem: First step in this PICCC methodology is to find out what has gone wrong.
Investigate : Once the problem has been identified, investigators can gather the data that can be used for comparisions and determinations of what is not a problem.
Comparision : Asking “is not” questions (comparing time periods, locations,types of defects,etc.) further refines the investigation
Clues: The clues that are undercovered during investigations are inferences of facts.As this stage, the investigations are finally able to formulate a semi solid answers as to why the problem has occured.
Cause: Investigators can now take the clues and build a cause that can explain the problem or deviation. An assessment can be made regarding the impact of the event and preventive measures, if necessary, can be identified and implemented.
At this problem prevention stage FEMA can be used as an effective tool.This model consist of 4 basic rudiments