In your post, explain and appraise three process improvement methodologies (management tools), such as the Deming cycle, define, measure, analyze, improve, and control (DMAIC), or Six Sigma:

Why did you select these three?
How can they be used?
Then apply one of the three process improvement methodologies to an organization of your choice, and concisely explain how it is used. If the methodology is not being used, describe how the use of it would affect the organization.