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…
That is incorrect, they do have to pay (once per household). But if you get BAFÖG (student loan/social benefit mix that require you and your parents to be below a certain income bracket), you don’t.