Differentiate Ishikawa's Fishbone Diagram with Pareto Diagram from quality aspect. b) Identify the key steps in the Six Sigma improvement framework. c) Describe THREE major quality management processes that have been defined by Project Management Body of Knowledge (PMBOK). g) Give TWO examples of project-based quality metrics. h) Differentiate between verification and validation in an IT Project Quality Plan. i) Briefly explain about THREE reviews during verification of an information system