fars_map_state: Plot locations of highway traffic fatalities on a given state...

In jhimberg/r_packages_excercise: Utilies for mapping FARS data

Description

This function draws a wireframe map of a given state and year from US National Highway Traffic Safety Administration's Fatality Analysis Reporting System (FARS) data for given years. See fars_read_years. State numbering is used.

Usage

fars_map_state(state.num, year)

Arguments

state.num	integer number of a state
year	integer, the year

Value

NULL, draws a map into dev

Note

Only one state and year work, providing leads to errors. Missing FARS data for the given year causes an error. The files are expected to be in the same directoty where the function is run. See fars_read_years for FARS data details and file requirements.

Examples

## Not run: fars_map_state(1, 2013)

jhimberg/r_packages_excercise documentation built on April 9, 2020, 11:10 p.m.