There is a German movie about the system that is used to gather TV ratings. It's a special box that some users get which reports what they are watching. Small sample size goes into a big statistic (not sure how accurate the portrayal of the system in the movie is). These boxes are given to the people who pay the German public TV fee, which excludes i.e. students (they don't have to pay) and some other groups. This gr…
Don't modern internet-connected TV boxes snitch on what people are watching? Surely we don't need a sampling anymore? Just thinking that the elderly population is probably the least likely to use those boxes (though I am not even sure of that), whereas they constitute the (dying) core of traditional TV viewership.
Depends, are the TV networks buying that information? Or just advertisers?