1. Introduction to eXtensible Time Series, using xts and zoo for time series Introducing xts and

This booklet itells you how to use the R statistical software to carry out some simple analyses that are common in analysing time series data.

The first thing that you will want to do to analyse your time series data will be to read it into R, and to plot the time series. You can read data into R using the scan() function, which assumes that your data for successive time points is in a simple text file with one column.