Selecting patterns
Switzerland, Belgium, Ecuador, … these countries and many more are associated with the best chocolate. But does our dataset agree? Let's look at the columns containing information regarding reviews and location!
The DataFrames
package and the chocolates
dataset have been loaded for you.
Este ejercicio forma parte del curso
Data Manipulation in Julia
Instrucciones del ejercicio
- Select columns starting with the letter
r
and columns ending withlocation
and save the new DataFrame asreviews_locations
. - Sort
reviews_locations
in place using therating
column in descending order.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
# Select columns starting with r and columns ending with location
reviews_locations = ____(____, ____, ____)
# Sort reviews_locations using the rating column
____(____, ____, rev = true)
println(first(reviews_locations, 5))