Is a scrum master necessary?

Related questions

1. Who does a scrum master report to?
2. What does a scrum master do all day?
3. How long is the CSM exam?
4. Is a scrum master a team leader?
5. Why is it important for a scrum master to be a servant leader?
6. What a scrum master should not do?
7. What is a Scrum Master salary?
8. Does Scrum Master write code?
9. What does Sprint burnup chart indicate?
10. Is a scrum master a functional manager?

Tags

1. #members
2. #things
3. #impediments
4. #master
5. #organize
6. #recognizing
7. #always
8. #there
9. #better
10. #coach
11. #scrum
12. #helping
13. #teams
14. #addressing
15. #manages
16. #three