Marketing Research

1. Which are the steps in developing a sampling plan? Describe them and explain why they are important.Student must name and define all the necessary steps and explain why they are used in the marketing field. He/she can use examples or real cases.2. Making quality control checks is important in any marketing research? Why? Explain an example of data processing that could go wrong if quality checks are not providedStudent must answer Yes or No in the first question and has to develop his/her answer explaining why. And then, he/she has to provide a real or imaginary (but realistic) case where marketers don’t use quality checks and its consequences.3. Which are the different approaches to observational research? Which advantages and disadvantages observational research has over other methodologies? Chose one approach of observational research and describe an imaginary scenario where you could use itStudent must explain the different kinds of observational research, defining them and providing relevant authors that contributed to them. Then, student must elaborate the advantages and disadvantages of observational research over other methodologies seen in class. Finally, student has to choose one approach and explain a situation where he/she would use it, always thinking in the marketing business. Which objective does he/she intend to achieve with this approach? How many days would he/she need to complete it? What resources would he/she need?