Histograms
When we measure things (caller waiting time, claims processed per day), we always find that variation becomes an important feature.
A histogram is a simple means of displaying this variation. It shows the frequency (or distribution) of the items being measured.
Brainstorming | Rating & Ranking | Fishbone Analysis | Process Mapping | Pareto Analysis | Mind Mapping | Case Study | Checklists | Concentration Diagrams | Histograms | Pie Charts | Run Charts | Scatter Diagrams |