What is the Ishikawa cause/effect diagram method?
The event tree: a risk analysis method

The method consists, first and foremost, of a graphic representation that visualizes the possible causes of a risk or failure. The effect is what has been observed directly. The main problem can be the subject of a summary analysis, or a complete analysis identifying all the ins and outs (for example, with the QQOQCP method (Tool 1 ), which will be described in greater detail later).

The Ishikawa cause/effect diagram method can be used to respond to difficult situations, to understand a situation and analyze it. This acquired knowledge...