There are visual aids (e.g. posters), standardized (e.g., colors, characters and drawings are standardized),
identifying the existence of a poka-yoke in the operation (Score 4)
There are visual aids identifying the existence of a poka-yoke in the operation, but they are not
standardized (Score 4)
There are no visual aids identifying the existence of a poka-yoke in the operation (Score 0)