Validity

• What are the two types of validity

  External validity and internal validity
• what is external validity


  the extent in which the finding and conclusions can be applied beyond the study
• What is internal validity


  The extent in which an observed effect was due to the independent variable rather than other factors
• what are the 3 types of external validity

  population validity

  ecological validity

  temporal validity
• what is population validity


  Extent in which findings can be generalised to other groups of people (wide range of participants)
• what is ecological validity


  extent in which findings can be generalised to other situations outside of the research situation
• what is temporal validity


  generalising the findings to other points in time
• what are the 2 types of internal validity


  face validity

  concurrent validity
• what is face validity?


  does it actually align with what your aim is.( are the questions on a stress questionnaire actually related to stress)
• what is concurrent validity


  participants will be given an alternate test that has already been assigned as a valid test and compare the results to yours. if the results align (ositive correlation) then the new test is valid. if not redo questions until resuls match