1. Define statistical and non-statistical sampling. Under what circumstances would you use each method and why. 2. Please explain how statistical sampling can be used for testing of internal controls. 3. Please define attribute sampling 4. Please define Monetary unit sampling (MUS),how does it work, and what are the strengths and weaknesess. 5. To what extent should auditors use sampling? 6. Is statistical sampling better than non-statistical sampling? Why or why not? 7. What problems do auditors face when using sampling methods?