Notes
Primary and Secondary Data
Content of the notes (4)
Page 1
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
Page 2
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
Page 3
"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.