|Nielsen admits to errors in TV measurement|
|News - St Augustine Area & St Johns County|
NEW YORK — The Nielsen company on Friday admitted to errors dating back to March in its measurement of television viewing, statistics that serve as the foundation for billions of dollars in advertising spending for the entire broadcast industry.
The company blamed a software glitch for errors that, industry officials said, mistakenly credited ABC for viewing that was in reality spread across all of the broadcast networks.
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