To maximize its project benefits and minimize rework, your company wants to make sure that its IT projects align with its business goals and meet specified quality standards.

Quality assurance and quality control are used to improve project quality.

• What is the relationship between quality assurance and quality control and explain how they are used to improve project quality.
• What statistical tool would you use for quality assurance and why?
• When is it appropriate to use cause-and-effect diagram (fish bone)?