Explains rater effects and grader calibration

https://knobit.org/id/knobit/T-352

Context functions	Object understanding
Knobit creation methods	AI generated
Knobit types	Knowledge
LCG purposes	Assessing the learner's knowledge or skill state
LCG purposes	Opening up a learning outcome
action verb	Explains en
assessment criterion	Answers a written question on the rater effects correctly en
assessment method	Written question en
conforms to profile	https://oppekava.edu.ee/a/Knobitite_kirjeldamise_ja_seostamise_reeglid#LCG-KNOBIT-0.1
dcterms:identifier	T-352
dcterms:license	https://creativecommons.org/licenses/by/4.0/
dcterms:source	Practice the stage 3 reference and review checklist rest on en
expected result	Halo, leniency, severity and central tendency; calibration against grades known to be correct, with exact and adjacent agreement (Myford and Wolfe 2003-2004; Standards 2014, ch. 2). en
owl:sameAs	https://bitbucket.org/reffa/ontology/id/knobit/skill-assessment/03-answer-grading/T-352
rdfs:label	Explains rater effects and grader calibration en
schema:creativeWorkStatus	accepted
schema:isPartOf	Skill assessment: knobit registers, test items and answer grading
skos:definition	Halo, leniency, severity and central tendency; calibration against grades known to be correct, with exact and adjacent agreement (Myford and Wolfe 2003-2004; Standards 2014, ch. 2). en
skos:prefLabel	Explains rater effects and grader calibration en
target object	rater effects en

Used by

applies knowledge	Recognises a halo in criterion scores
applies knowledge	Recognises length or confidence rewarded
applies knowledge	Scores each criterion from its own evidence in the answer
includes knobit	Grades answers against a rubric criterion by criterion, as a calibrated grader would
includes knobit	Reliability and precision
requires knobit	Grade answers against a rubric