General validity

Cards (10)

define internal validity
-did the researcher measure what they intended to measure
-did the IV have an impact on the DV or was it other EV'S
define external validity
-can the findings be applied to the real outside world
define ecological validity
-ability to generalise findings from the experimental setting to the real world
define temporal validity
-can findings from one research study be generalised to other historical times
define population validity
-were the ppts a representative sample of the population
what are the two ways to assess internal validity
-face validity
-concurrent validity
What is face validity
-whether the test or measurement appears on the face of it to measure what it is supposed to
-we can assess this by simply "eyeballing" the measuring instrument or by asking an expert to look at it
what is concurrent validity
-using a well established measurement to confirm new results
-close agreement between the data indicates the new test has high concurrent validity
-the correlation coefficient between two sets of data exceeds +0.8
In qualitative research such as interviews and case studies have to prove interpretative validity. what is this?
-extent to which the researcher's own interpretation of events matches those of the ppt
How can interpretative validity be assessed
-quotes
-triangulation