5 Whys

5 Whys is a simple but effective method of analyzing and solving problems by asking “why” five times, or as many times as needed, in order to move past symptoms and determine root cause. This approach is used in tandem with Cause-and-Effect or Fishbone diagrams.

Download the 5 Whys Template

For a better understanding of the 5 Whys and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training, Green Belt Training or Lean Training.

Tracy O'Rourke

Tracy is a Managing Partner & Executive Advisor at GoLeanSixSigma.com. For almost 20 years, she's helped leading organizations like Washington State, Cisco and GE build problem-solving muscles with Lean Six Sigma to achieve their goals.