Experimental research

Experimental research

  • It is associated with natural sciences
  • It is regarded as the gold standard
  • It allows establishment of cause and effect
  • What about experimental design and social research?
    • It can be difficult to manipulate the variables of interest, for example, a socio-economic group
  • Consider the ethical issues
Classic experimental design
  • The researcher randomly allocates subjects to either an experimental or control group
  • Pre-test both
  • The experiment is performed on the experimental group
  • Post-test on both
An example

Experiment group

  • Pre-test observation
  • Experiment
  • Post-test observation

Control group

  • Pre-test observation
  • No experiment
  • Post-test observation


Analysis:
  Compare Pre-test and post-test results.

Creative Commons Licence
SMILE - Research design by Learning from WOeRk, University of Plymouth modified by Marion Kelt, Glasgow Caledonian University is licensed under a Creative Commons Attribution 4.0 International License