Primary and Secondary Data

Primary Data Data collected first hand Brand new Allows for a high level of control Gives the experimenter familiarity Advantage = Researcher can collect exactly what they need Disadvantage = Costly and time consuming Experiments Questionairres

Secondary Data Already existing data Collected by others "Springboard for own research" Correlation studies use secondary data Advantage is that it's cheaper and saves time Disadvantage is that not all data may be relevant Statistics Diaries

"Distinguish between primary and secondary data" (3 marks)Primary data is information collected first hand by the researcher. Primary data is brand new and may be collected through experiments or though a questionnaire. Secondary data is pre-existing data that has been collected by others, an example of available secondary data is government statistics.