What is a fishbone diagram?

Also called Cause and Effect Diagram, is it used to capture graphically  causes of product, process or service variations. It is a brainstorming techique that help visually displaying the many potential causes for a specific problem or effect.

A fishbone diagram, also called a cause and effect diagram or Ishikawa diagram, is a visualization tool for categorizing the potential causes of a problem in order to identify its root causes.

Fishbone Diagram provides a systematic way of looking at effects and the causes that create or contribute to those effects. It reveal key relationships among various variables, and the possible causes provide additional insight into process behavior.

Dear Mr.HANNA SABA  

Fishbone diagram is very effective way to analys any problem collecting all possible causes and sub- causes that lead to this problem or to eleiminate.

I totally agree with  Mr. Mohammad Iqbal Abubaker  that this method is very benficial for brainstorming and generating lots of reasons and thier result on applying or elminating them at the final case.

Thanks,

Mina