Primary market research is research that has been conducted for the first time and for a specific purpose.
Quantitative data are answers to questions about quantity.
Qualitative data are answers to questions about quality or opinions.
Secondary market research uses information from other sources, such as reports by government agencies, trade associations, consultants, competitors, suppliers, customers, etc.
Internal secondary sources are the sources of information that are produced by the business, but not for the purpose of market research.
External Secondary Sources are the sources of information that are produced outside the organization