States48 Data

The States48 data set contains geographical data for the 48 contiguous states in the United States. The data are used to create a map of the continental United States. To create a map, plot lat versus lon, and select state and segment as ID (grouping) variables.

The following list describes each variable:

state

state code identifier

segment

segment code identifier for a state

postal

postal code identifier for a state

lon

longitude of each point of a state segment, in degrees west longitude

lat

latitude of each point of a state segment, in degrees north latitude