The cause solution matrix. As you learn various aspects of Six Sigma, you may have one question, can Six Sigma methodology be an answer to every problem? The answer is no. The Six Sigma methodology can be used for situations where the causes are unknown and the solution is complex. There are other simpler methodologies available for solving simpler business problems. Let's understand this using a matrix.

When you come across any business problem in the simplest form, this problem would have a cause and the solution. The cause can be further bifurcated into known causes and unknown causes. solutions can be further bifurcated into simple solutions and complex solutions.