Search results with tag "Internal validity and external validity"
Analyzing Case Study Evidence
www.sagepub.comThe remainder of this chapter covers the specific analytic techniques, to be used as part of and along with any of the general strategies. The techniques are especially intended to deal with the previously noted problems of developing internal validity and external validity in doing case studies (see Chapter 2).
WHY A TRADE-OFF? THE RELATIONSHIP BETWEEN THE …
philsci-archive.pitt.eduthat internal validity and external validity stand in a relationship best described as a trade-off : the more we ensure that the treatment is isolated from potential confounds in order to ensure that the observed effect is attributable to the treatment, the more unlikely
VALIDITY OF QUANTITATIVE RESEARCH
courses.phhp.ufl.eduCampbell and Stanley (1963), Cozby (2001), and others classify validity as internal validity and external validity. Cook and Campbell (1979) added two additional types: statistical conclusion validity (often considered under internal validity) and construct validity of causes or effects (often considered under internal validity).
Validity - CAS
my.fit.educoncern in research: internal validity and external validity. Internal validity con-cerns the meaning of the observed relationships between variables, i.e., can we be certain that the relationship we see is really what we think it is. External validity