knitr::opts_chunk$set( collapse = TRUE, comment = "#>" )
This package is a tool for analyze and visualize US National Highway Traffic Safety Administration's Fatality Analysis Reporting System data over the years 2013-2015. It gives an easy way to know the situation of the accidents of one of this years for each state of the USA.
This package will be using data from FARS. FARS is a nationwide census providing NHTSA, Congress and the American public yearly data regarding fatal injuries suffered in motor vehicle traffic crashes
The two main functions in the far package are:
far_maps_state
which drows the coordinates of all accidents for a determined year and state
fars_map_state(1, 2013)
fars_summarize_years
which indicates the number of accidents by month for a determined year.Its argument is a verctor with the years you want to read
fars_summarize_years(2013:2014)
Other useful function is fars_read
that reads in a single file for the specific year. You have to provide the path to the location of the FARS data in your computer.
data<-fars_read(path_to_fars_data)
fars_read_years
can have multiple years to read. Its argument is a verctor with the years you want to read
fars_read_years(c("2013", "2014"))
To install the package, use install_github
function from the devtools package.
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