As the battle heats up for the radio ratings business, both contenders are rolling out data to show that their diary sample is best. Arbitron says it met or exceeded several key quality metrics for ...

The Council for Research Excellence (CRE) will conduct a three-market study encompassing various audience-measurement methods to better understand response bias in address-based audience samples. The ...

After lengthy testing, Nielsen has a plan that would upend its measurement system for local markets by increasing sample sizes significantly, while also using set-top-box (STB) data and a new device ...