Custom aggregation level
The apply.*()
functions from xts
make for convenient aggregation, and are often the best choice functions to use, but sometimes you might want more control over the level of aggregation in your data.
In this exercise, you'll cover creating a custom level of aggregation of hourly_temperature
using xts
.
hourly_temperature
, xts
, and ggplot2
are loaded for you.
This exercise is part of the course
Manipulating Time Series Data in R
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Create the index from every third day.
___ <- ___