The X is the effect at the head of the fish and the Ys are the 5 Whys
The Xs represent the verified hypotheses and the Ys are the unverified hypotheses
The Xs are the bones of the fish and the Ys are the root causes
The Y is the problem or effect in the head of the fish and the Xs are the potential causes
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!