1)The question "Should Nike switch from a focus on celebrities to a focus on its products in its advertising" is a classic example of a management decision problem where a particular problem confronting the management of a company (Nike in this case) and they are then required to make a decision of what course of action to pursue.
Clearly in this case it is a very important decision and it may determine the continued future success of the company and so it would be folly to make it based on an opinion or a educated guess and so it is vital that the basis of the decision that is made is the robust, reliable and relative consumer information data and Market Research is the means of acquiring this data and forming the correct decision path.
Market Research has been defined as the following by the American Marketing Association on the website ESOMAR Marketing Glossary http://www.esomar.org/index.php/glossary-m.html
(2007): "The systematic and objective identification, collection, analysis and dissemination of information for the purpose of improving decision making related to the identification and solution of problems and opportunities in marketing."It is further defined by the European Society for opinion and Marketing Research as:"A key element within the total field of marketing information. It links the consumers, customers and the public to marketers through information which is used to identify and define marketing opportunities and problems; to generate, refine and evaluate marketing actions; and to improve understanding of marketing as a process and of the ways in which the specific marketing activities can be made more effective."(Malhotra 2006, p6)So in order to answer the question initially raised it will be necessary to carry out appropriate Marketing Research. The objective of any research done will be to obtain a body of information/data that is sufficient to...