urn:ddi:int.example:61710478-a0fc-4bd8-9c93-8fd7b5f84c6e:2 int.example 61710478-a0fc-4bd8-9c93-8fd7b5f84c6e 2 extension:ShouldCalculateFrequenciesForValidValues True extension:ShouldCalculateFrequenciesForInvalidValues True fdz@dezim-institut.de C02b C02b C02b Experiment Weisse / Asiatische Person mit Masken [Split 1] Experiment White / Asian person with masks [Split 1] Experiment White / Asian person with masks [Split 1] int.example 7c94db58-560d-49db-9a54-a1a489a1314e 1 QuestionItem int.example 4a14ad3c-da2d-4c57-b370-67f6fa7df890 1 CodeList