Combining chocolates
While the combine()
function shines the most when applied to different groups, you can still use it on normal DataFrames. Let's see how to use different functions on different columns!
The DataFrames
and Statistics
packages, and the chocolates
dataset, have been loaded for you.
Este ejercicio forma parte del curso
Data Manipulation in Julia
Instrucciones del ejercicio
- Using
combine()
, find out the mean ofrating
, the median ofcocoa
, and the standard deviation ofREF
usingstd
.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
# Compute mean of rating, median of cocoa, and std of REF
____(____, ____ => ____, ____ => ____, ____ => ____)