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State name, abbreviation, US Census designated division & region.
state_info
A data frame with 51 rows representing airlines and 4 variables:
State name
State abbreviation
US Census designated division. Values for division are nested within region
division
region
US Census designated region
# NOT RUN { library(dplyr) # Number of states in each division state_info %>% count(division) # Number of states in each region state_info %>% count(region) # }
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