Explain the importance of variation to health-care organizations and answer the following questions.

Explain the importance of variation to health-care organizations and answer the following questions.
What might be the key processes for health-care organizations?
What are the potential common causes of variation that would have an impact on the key processes of health-care organizations?
What special causes might be more important than the others?
How might health-care organizations’ business environment be dynamic and change over time?