Answer the following question:
Question 1: Distinguish among surveys, experiments and observational methods of primary data collections. Cite examples of each method.
Question 2: Define and give an example of each of the methods of gathering survey data. Under what circumstances should researchers choose a specific approach?
Question 3: Describe the experimental method of collecting primary data and indicate when researchers should use it.
Question 4: Describe business intelligence.
Question 5: Contrast qualitative and quantitative sales forecasting methods.
Note: Please describe comprehensively and provide step by step solution.