So, for quantified sites, audience composition is extrapolated from ISP data based on what? The Quantcast provided explanation (http://www.quantcast.com/docs/display/info/Next+page4) is pretty light on concrete details of how it extrapolate demographic data from cookie info.
Would love to hear a straight forward answer for this one. My clients love the data available, but give it low validity because not clear how its derived.
Would love to hear a straight forward answer for this one. My clients love the data available, but give it low validity because not clear how its derived.