fars_summarize_years: Summarize data data for multiple years

In lahstorti/FARS.functions: Assignment for Building R Packages

Description

fars_summarize_years is a function that summarize Fatality Analysis Reporting System (FARS) data for multiple years into columns.

Usage

fars_summarize_years(years)

Arguments

years

A vector of years.

Details

This function produces a "tidy" data frame of FARS data for multiple years. Data is summarized by each month of each year with each year in its own column. This function uses fars_read_years function to generate a list of month and year.

Value

A dataframe with monthly number of accidents in each row and years as colunms.

Examples

## Not run: 
fars_summarize_years(c(2014, 2015))
fars_summarize_years(c("2013", "2014"))

## End(Not run)

lahstorti/FARS.functions documentation built on May 15, 2019, 3:32 p.m.