INSURANCE
Data:
District Group Age Holders Claims
1 1 <1l <25 197 38
2 1 <1l 25-29 264 35
3 1 <1l 30-35 246 20
4 1 <1l >35 1680 156
5 1 1-1.5l <25 284 63
6 1 1-1.5l 25-29 536 84
7 1 1-1.5l 30-35 696 89
8 1 1-1.5l >35 3582 400
9 1 1.5-2l <25 133 19
10 1 1.5-2l 25-29 286 52
11 1 1.5-2l 30-35 355 74
12 1 1.5-2l >35 1640 233
13 1 >2l <25 24 4
14 1 >2l 25-29 71 18
15 1 >2l 30-35 99 19
16 1 >2l >35 452 77
17 2 <1l <25 85 22
18 2 <1l 25-29 139 19
19 2 <1l 30-35 151 22
20 2 <1l >35 931 87
21 2 1-1.5l <25 149 25
22 2 1-1.5l 25-29 313 51
23 2 1-1.5l 30-35 419 49
24 2 1-1.5l >35 2443 290
25 2 1.5-2l <25 66 14
26 2 1.5-2l 25-29 175 46
27 2 1.5-2l 30-35 221 39
28 2 1.5-2l >35 1110 143
29 2 >2l <25 9 4
30 2 >2l 25-29 48 15
31 2 >2l 30-35 72 12
32 2 >2l >35 322 53
33 3 <1l <25 35 5
34 3 <1l 25-29 73 11
35 3 <1l 30-35 89 10
36 3 <1l >35 648 67
37 3 1-1.5l <25 53 10
38 3 1-1.5l 25-29 155 24
39 3 1-1.5l 30-35 240 37
40 3 1-1.5l >35 1635 187
41 3 1.5-2l <25 24 8
42 3 1.5-2l 25-29 78 19
43 3 1.5-2l 30-35 121 24
44 3 1.5-2l >35 692 101
45 3 >2l <25 7 3
46 3 >2l 25-29 29 2
47 3 >2l 30-35 43 8
48 3 >2l >35 245 37
49 4 <1l <25 20 2
50 4 <1l 25-29 33 5
51 4 <1l 30-35 40 4
52 4 <1l >35 316 36
53 4 1-1.5l <25 31 7
54 4 1-1.5l 25-29 81 10
55 4 1-1.5l 30-35 122 22
56 4 1-1.5l >35 724 102
57 4 1.5-2l <25 18 5
58 4 1.5-2l 25-29 39 7
59 4 1.5-2l 30-35 68 16
60 4 1.5-2l >35 344 63
61 4 >2l <25 3 0
62 4 >2l 25-29 16 6
63 4 >2l 30-35 25 8
64 4 >2l >35 114 33
Description:
The data 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.
Format:
- District
factor: district of residence of policyholder (1 to 4): 4 is major cities.
- Group
an ordered factor: group of car with levels <1 litre, 1–1.5 litre, 1.5–2 litre, >2 litre.
- Age
an ordered factor: the age of the insured in 4 groups labelled <25, 25–29, 30–35, >35.
- Holders
numbers of policyholders.
- Claims
numbers of claims
Task:
Model the number of claims.