See how that ended up
The imf_data also contains information about imports and exports. The imports_perc_change column refers to the percentage change of imports for a given country relative to the previous year. The exports_perc_change is the same but for exports instead of imports.
Get to pulling these columns out with ends_with()!
Este exercício faz parte do curso
Programming with dplyr
Instruções do exercício
- Return
year,country, and those columns inimf_datathat conclude with"change".
Exercício interativo prático
Experimente este exercício completando este código de exemplo.
# Choose year, country, and columns ending with "change"
imf_data %>%
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