Issues in use Sources of secondary data ICPSR
Using Secondary Data Data that were collected by someone other than the researcher May be qualitative or quantitative May be contemporary or historical Examples: statistical data, news media, historical documents, artifacts, oral histories, organizational records, etc.
Issues using secondary data Validity: Different operational definitions Meanings of words change over time Sources may not be scientific Gaps in information, missing data Subjective accounts Reliability - sources’ accuracy may be questionable Purpose: Data may not fit secondary researcher’s purpose
Sources of statistical data Census bureau: http://www.census.gov Bureau of Justice Statistics: http://www.ojp.usdoj.gov/bjs/ Any federal agency General Social Survey: http://webapp.icpsr.umich.edu/cocoon/ICPSR-SERIES/00028.xml CIA World Factbook UN Demographic Yearbook Interuniversity Consortium for Political and Social Research (icpsr): http://www.icpsr.umich.edu/