Guides
3 IAB and MRC measurement standards US YouTube advertisers rely on
US YouTube advertisers rely on IAB viewability and MRC accreditation standards, so every performance figure needs its measurement source named clearly.
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iab
Guides
Who measures a US YouTube audience after an IAB viewability audit?
YouTube viewership numbers split into two instruments: the channel's own dashboard and audited third-party measurement that US media buyers trade on.