a cross-section
number of observations : 453
observation : individuals
A dataframe containing :
choice
one of car, carpool, bus or rail
cost.z
cost of mode z
time.z
time of mode z
References
Kenneth Train's home page : http://elsa.berkeley.edu/~train/.
See Also
Index.Source, Index.Economics, Index.Econometrics,
Index.Observations
Use the following R code to directly access this dataset in R.