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CheckSheet
AlsoCalled:
defectconcentrationdiagramdefectconcentrationdiagram
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escr pt onCheckSheet
Achecksheetisastructured,preparedformforcollectingandanalyzingdata.
Thisisagenerictoolthatcanbeadaptedforawide
varietyofpurposes.
recordedbymakingmarks("checks")onitbymakingmarks("checks")onit.
A t ical checksheet is divided into re ions and marks
madeindifferentregionshavedifferentsignificance.Dataisreadbyobservingthelocationandnumberofmarksonthesheet.
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ento sea ec eetCheckSheet
Whendatacanbeobservedandcollectedrepeatedlybythesamepersonoratthesamelocation.
Whencollectingdataonthefrequencyorpatternsof
events,problems,defects,defectlocation,defectcauses,.
Whencollectingdatafromaproductionprocess.
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as ctypeso ec eets:CheckSheet1.1.
ClassificationClassification:
Atraitsuchasadefectorfailuremodemustbeclassifiedintoacategory.2.2.
LocationLocation::
ep ys ca oca ono a ra s n ca e onap c ureo apar or
embeingevaluated.
3.3. Frequency:Frequency:
Thepresenceorabsenceofatraitorcombinationoftraitsisindicated.Also
numberofoccurrencesofatraitonapartcanbeindicated.4.4.
MeasurementScale:MeasurementScale:
Ameasurementscaleisdividedintointervals,andmeasurementsare.
5.5. CheckList:CheckList:
Theitemstobeperformedforataskarelistedsothat,aseachis
accomplished,itcanbeindicatedashavingbeencompleted.
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ec eet roce ureCheckSheet1. Decide
what
event
or
problem
will
be
observed.
Develop
operationaldefinitions..
3.
Designtheform.SetitupsothatdatacanberecordedsimplybymakingcheckmarksorXsorsimilarsymbols.
4. Labelallspacesontheform.5.
Testthechecksheetforashorttrialperiodtobesureit
collectstheappropriatedataandiseasytouse.6.
Eachtimethetargetedeventorproblemoccurs,record
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ec eet xamp eCheckSheet
Acheck
sheet
used
to
collect
data
on
telephone
interruptions.Thetickmarkswereaddedasdatawas
v v w .
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