L.A. ratings recall illuminates overall PPM problems

0

The Nielsen recall of the April Los Angeles Portable People Meter (PPM) ratings provides an opportunity to talk about what radio researchers and consultants know to be the shortcomings of the PPM sample. Our frustration with the PPM sample springs from the fact that it’s nearly impossible to identify a target audience from month to month. Those of us who dive under the hood observe

Click here to Login & view the full article & read our famous RBR+TVBR observation (Not a member? Join Today!)