pub fn road() -> Result<DataFrame, PolarsError>
Expand description
§Road Accident Deaths in US States
§Description:
A data frame with the annual deaths in road accidents for half the US states.
§Usage:
road
§Format:
Columns are:
- ‘state’ name.
- ‘deaths’ number of deaths.
- ‘drivers’ number of drivers (in 10,000s).
- ‘popden’ population density in people per square mile.
- ‘rural’ length of rural roads, in 1000s of miles.
- ‘temp’ average daily maximum temperature in January.
- ‘fuel’ fuel consumption in 10,000,000 US gallons per year.
§Source:
Imperial College, London M.Sc. exercise