Recognises a null counted as missing where the element does not apply

https://knobit.org/id/knobit/Q-401

Context functions	Result evaluation
Knobit creation methods	AI generated
Knobit types	Skill
LCG purposes	Assessing the learner's knowledge or skill state
LCG purposes	Selecting an assessment task or learning activity
action verb	Recognises en
applies knowledge	Explains null semantics and three-valued logic
applies knowledge	Explains ISO/IEC 25024 data quality measures
assessment criterion	Flags the deficient case and passes the acceptable one. Deficient: QM-001 `maturity_date` 91.0% complete; all 5,512 nulls are revolving credit lines (open-ended) Acceptable: Population: term loans only; completeness 100% en
assessment method	Review of the stage 4 eval project (reffa/skills, data-quality/evals) en
dcterms:identifier	Q-401
dcterms:license	https://creativecommons.org/licenses/by/4.0/
dcterms:source	Review checklist 04-profiling-assessment, row 1 (25024 (completeness over the applicable population); DMBOK) en
expected result	Completeness over the applicable population en
rdfs:label	Recognises a null counted as missing where the element does not apply en
schema:creativeWorkStatus	accepted
schema:isPartOf	Data quality management (DAMA-DMBOK2)
skos:altLabel	Null read as missing where it means "not applicable" en
skos:definition	Completeness counting nulls on rows where the element does not apply. en
skos:prefLabel	Recognises a null counted as missing where the element does not apply en
target object	completeness counted over rows the element does not apply to en

Used by

includes knobit	Profiles and assesses critical data elements over stated populations
includes knobit	Perform an initial data quality assessment
requires knobit	Profile and assess data quality