RadioArbitron’s Two Sample Quality Improvement InitiativesDigital and Radio FactsAugust 14, 2009May 9, 2026 by Digital and Radio FactsAugust 14, 2009May 9, 202605 Arbitron Outlines Two Key Sample Quality Improvement Initiatives �for Diary and PPM Markets Increasing Diary cell-phone-only household sample target to �average of 15 percent; Increasing...
