Assume your group is the team of data analytics in a renowned Australian company. The company offers their assistance to distinct group of clients including (not limited to), public listed companies, small businesses, educational institutions etc. Company has undertaken several data analysis projects and all the projects are based on multiple regression analysis. Based on the above assumption, you are required to.

1. Develop a research question which can be addressed through multiple regression analysis.

2. Explain the target population and the expected sample size

3. Briefly describe the most appropriate sampling method.