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This dataset contains automobile injury claim number collected in 1993 in Singapore by the General Insurance Association of Singapore. Records contains individuals characteristics in addition to claim counts.

Usage

data(sgautonb)

Format

sgautonb is a data frame of 8 columns and 1,340 rows:

SexInsured

Gender of insured, including male (M), female(F) and unspecified (U).

Female

Numeric: 1 if female, 0 otherwise.

VehicleType

The type of vehicle being insured, such as automobile (A), truck (T), and motorcycle (M).

PC

Numeric: 1 if private vehicle, 0 otherwise.

Clm_Count

Number of claims during the year.

Exp_weights

Exposure weight or the fraction of the year that the policy is in effect.

LNWEIGHT

Logarithm of exposure weight.

NCD

No Claims Discount. This is based ont he previous accident record of the policyholder. The higher the discount, the better is the prior accident record.

AgeCat

The age of the policyholder, in years grouped into seven categories. 0-6 indicate age groups 21 and younger, 22-25, 26-35, 36-45, 46-55, 56-65, 66 and over, respectively.

VAgeCat

The age of the vehicle, in years, grouped into seven categories. 0-6 indicate groups 0, 1, 2, 3-5, 6-10, 11-15, 16 and older, respectively.

AutoAge0

Numeric: 1 if private vehicle and VAgeCat = 0, 0 otherwise.

AutoAge1

Numeric: 1 if private vehicle and VAgeCat = 1, 0 otherwise.

AutoAge2

Numeric: 1 if private vehicle and VAgeCat = 2, 0 otherwise.

AutoAge

Numeric: 1 if Private vehicle and VAgeCat = 0, 1 or 2, 0 otherwise.

VAgecat1

VAgeCat with categories 0, 1, and 2 combined.

References

Frees, E.W. (2010), Regression modelling with actuarial and financial applications, Cambridge University Press, doi:10.1017/CBO9780511814372 .

Frees, E.W., and E. Valdez (2008). Hierarchical insurance claims modeling, Journal of the American Statistical Association 103, 1457-1469, doi:10.1198/016214508000000823 .

Examples


# (1) load of data
#
data(sgautonb)
dim(sgautonb)
#> [1] 7483   15
head(sgautonb)
#>   SexInsured Female VehicleType PC Clm_Count Exp_weights    LNWEIGHT NCD AgeCat
#> 1          U      0           T  0         0   0.6680356 -0.40341383  30      0
#> 2          U      0           T  0         0   0.5667351 -0.56786326  30      0
#> 3          U      0           T  0         0   0.5037645 -0.68564629  30      0
#> 4          U      0           T  0         0   0.9144422 -0.08944106  20      0
#> 5          U      0           T  0         0   0.5366188 -0.62246739  20      0
#> 6          U      0           T  0         0   0.7529090 -0.28381095  20      0
#>   AutoAge0 AutoAge1 AutoAge2 AutoAge VAgeCat VAgecat1
#> 1        0        0        0       0       0        2
#> 2        0        0        0       0       0        2
#> 3        0        0        0       0       0        2
#> 4        0        0        0       0       0        2
#> 5        0        0        0       0       0        2
#> 6        0        0        0       0       0        2