Description

a cross-section

number of observations : 40

Usage

Format

A dataframe containing :

type

ship type, a factor with levels (A,B,C,D,E)

constr

year constructed, a factor with levels (C6064,C6569,C7074,C7579)

operate

year operated, a factor with levels (O6074,O7579)

months

measure of service amount

acc

accidents

Source

McCullagh, P. and J. Nelder (1983) Generalized Linear Models, New York:Chapman and Hall.

References

Greene, W.H. (2003) Econometric Analysis, Prentice Hall, http://www.prenhall.com/greene/greene1.html, Table F21.3.

See Also

Index.Source, Index.Economics, Index.Econometrics, Index.Observations