... hypothesis rather than look at problems and questions. They tend to describe their work statistically in the representation of numbers. These researchers would tend to argue that their technique is more scientific, reliable and open to checking by other researchers. (Lecturer notes 2002) Primary and secondary data The data used in a statistical survey, can be either primary data or secondary data. Primary data is data that has been found by you and so you know were it came from and that it has never been used. Primary data costs more to produce and conduct. It has to be collected from a source. The source can be (A) personal investigator (B) a team of investigators or (C) questionnaires. (A) Personal investigator is when you collect the information and data yourself and so you know it is reliable. You can do this by conducting interviews. The disadvantage of a personal investigator is that it takes time ...

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