Exam MAS-I Practice Question 95
Study guide: Exam MAS-I
A Poisson GLM with a log link is fitted to personal auto claim counts. Its linear predictor contains an intercept and the following terms:
\ln(\text{car-years}), entered as an offset;- territory, with 12 territories stored in the file as the integers 1–12 and declared categorical before fitting;
- credit tier, with five ordered tiers A–E, entered as categorical;
- driver age in years, entered as a single continuous term;
- vehicle use, business or pleasure, entered as categorical.
Calculate the number of parameters the model estimates, including the intercept. Enter a whole number, e.g. 7.
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