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Wan Tor & Hudson 2018_Improving Validity Of Sct Scores Using Optimisation And Balancing Approach.Pdf, Michael Wan, Elina Tor, Judith N. Hudson
Wan Tor & Hudson 2018_Improving Validity Of Sct Scores Using Optimisation And Balancing Approach.Pdf, Michael Wan, Elina Tor, Judith N. Hudson
Elina Tor
BACKGROUND A script concordance test
(SCT) is a modality for assessing clinical
reasoning. Concerns had been raised about
the plausible validity threat to SCT scores if
students deliberately avoided the extreme
answer options to obtain higher scores. The
aims of the study were firstly to investigate
whether students’ avoidance of the extreme
answer options could result in higher scores,
and secondly to determine whether a
‘balanced approach’ by careful construction of
SCT items (to include extreme as well as
median options as model responses) would
improve the validity of an SCT.
METHODS Using the paired sample t-test, the
actual average …