primary data
noun[U]
ukusMARKETING
informationthat youcollectyourself,ratherthan get fromsomewhereelse:
TheprogrammewillcollectprimarydataontradeflowsbetweenScotlandand therestof theUnitedKingdom by asurveyof thewholesaleanddistributionsector.
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secondary data