Description Usage Arguments Value Examples
This is a function that summarizes counts of the number of accidents per month for a given set of years from accident data files.
1 | fars_summarize_years(years)
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years |
A vector of years for which to summarize accident months |
This function returns a dplyr::tbl_df object for with a column for each provided year and a row for each month. The values in the data frame are counts of accidents for the corresponding month and year.
1 | ## Not run: fars_summarize_years(c(2013,2014)
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