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1. Definitional techniques: choose and discuss one extensional technique and two intensional techniques.
Illustrate one of these three techniques with an example and shortly describe advantages and disadvantages of this technique.
2. Shortly characterize the difference between dichotomous and multidimensional variables.
3. Explain the difference between primary and secondary qualities. Name its originator.
4. Explain shortly the concept of interval variable. Give an example.
5. Shortly characterize regulating (precising) definitions. Give an example.
6. Shortly characterize functional explanation.
