What shall you use?
Do you think you know when to use which function? Let's put your knowledge to a test!
The wages
dataset, and the DataFrames
and Statistics
packages have been loaded for you.
Cet exercice fait partie du cours
Data Manipulation in Julia
Instructions
- Mutate
wages
by adding a column containing the median ofCPI_average
. - Select the new column, renaming it as
med_CPI
, theyear
column, and column containing the sum offederal_min_wage
column, changing the DataFrame in place. - Use the
maximum
function onwages
in such a way that the result has only one line and one column, containing the maximum of theyear
column.
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Add column containing the median of CPI_average
____
# Select CPI_average_median as med_CPI, year, federal_min_wage column
____
# Create a 1x1 DataFrame containing the maximum of the year column
____