Why do marketers use marketing research?

A spreadsheet is software for manipulating and analysing numbers. Market Research involves a lot of that kind of work. A spreadsheet also has many specialised statistical functions which are used for analysing data market research acquires. Spreadsheest also provide the ability to create charts which is another important part of analysing the results of market research. So for these and other reasons, spreadsheets are very useful to people doing market research.