Primary, Secondary Data

• Define secondary data?


  Data originally collected for another research aim which has been published previously
• Define primary data?


  Data collected first hand from the pps (original data) specifically towards a research AIM which has NOT been published before.
• Example of primary data?


  Physical testing

  Interviews

  Observations
• Examples of secondary data?

  Government Publications

  Websites

  Journal articles
• Diary extracts- primary or secondary data?


  Primary data ?

  DEPENDS on WHO WROTE it
• Diary extracts could be classed as....?


  Secondary data if they are extracts from a diary that was NOT SPECIFICALLY written for the purposes of data collection ( eg autobiographies)
• Strength of secondary data?


  If drawn from several sources it can help to give a clearer insight into a research area
• Strength of primary data?


  The data has NOT been manipulated or interpreted in any way which could have affected the reliability or validity of the data