Please do answer the theory questions

Question: How can you use statistical process? 3. Define business statistics 4. Applications of business statistics 5. Limitations of business statistics 6. Methods of data presentation- application and limitation ( the most popular) 7. What is deviation? Why? Different form of deviation with marits and demarits 9. Correlation: what is?, measurement, form of correlation, application of correlation in research 1 1. Regression: a. What is? b. Relation between Correlation and regression C. Requirements to use regression model d. What is beta? Why is important? How can you evaluate it? What is level of significance? . What is extraction? g. What is Cornbrash's Alpha? h. What is factor analysis 12. Index: a. What is? Application b. Classification-applications and limitation c. Cost of living index d. Chain index 13. TSA a. What is forecasting? Steps of forecasting b. Methods of business forecasting c. Scope of forecasting d. What is TSA? Make description about components of TSA