A fundamental characteristic of time series data is how frequently the observations are spaced in time. How often the observations of a time series occur is called the sampling frequency or the ...

One important use of PROC EXPAND is to combine time series measured at different sampling frequencies. For example, suppose you have data on monthly money stocks (M1), quarterly gross domestic product ...

This tutorial explains how to process and visualise time series using data about tourist accommodation tax ("toeristenbelasting") as an example. The prerequisites for this tutorial are covered in the ...