Tag: Variation

Who knows more about what it takes to improve digging ditches – the person holding the shovel or the executive vice president of ditch digging? Learn from a self-described Gemba nerd as he takes us behind the scenes in a Lean powerhouse.

A box plot may seem like a simple tool, but as this example shows it can help reveal common and special cause variation that may not have otherwise been noticed. Be sure you’re looking below the surface to optimize your performance!