These are: • Longer term trends in demand • Day of the week factors – demand varies across days of the week • Seasonal Factors – demand varies over the course of the year (this is already incorporated into ScotRail estimates) • One off -events – Data on bad and extremely bad weather events, large Sporting and/or Cultural events and Strike Action, as well as the Xmas/New Year period. • A proxy for overall travel demand The approach is to use data dating...