

   NNuummbbeerrss ooff CCaarr IInnssuurraannccee ccllaaiimmss

   AArrgguummeennttss::

   District: district of policyholder (1 to 4): 4 is major
             cities.

      Group: group of car (1 to 4), <1 litre, 1-1.5 litre,
             1.5-2 litre, >2 litre.

        Age: of driver in 4 ordered groups, <25, 25-29, 30-35,
             >35.

    Holders: numbers of policyholders

     Claims: numbers of claims

   FFoorrmmaatt::

        This data frame contains the following columns:

   DDeessccrriippttiioonn::

        The data given in data frame `Insurance' consist of the
        numbers of policyholders of an insurance company who
        were exposed to risk, and the numbers of car insurance
        claims made by those policyholders in the third quarter
        of 1973.

   SSoouurrccee::

        L. A. Baxter, S. M. Coutts and G. A. F. Ross (1980)
        Applications of linear models in motor insurance.  Pro-
        ceedings of the 21st International Congress of Actuar-
        ies, Zurich pp. 11-29

        M. Aitkin, D. Anderson, B. Francis and J. Hinde (1989)
        Statistical Modelling in GLIM.  Oxford University Press

