16  Model formulation

Learning objectives

The learning objectives for this theme is to comprehend the idea of model specification. That amounts to:

  • Comprehend that a model describes the underlying process by which the data were generated, and that this ideally should cover the entire population which data is sampled from.
  • Understand that a model have a systematic part and a random part.
  • Be able to relate the systematic part of the model to central statistics.
  • Know what the systematic parameters of a model is.
  • Be able to formulate hypothesis based on the parameters of a model.
  • Know that the random part of a model is the vehicle for testing the systematic part.

16.1 Reading material