Agenda

1
Agenda

• Investigation and analysis of performance data
• Usefulness of graphical displays
• Use of Excel as tool for playing with data

2
Activity

• Use the data on the handout to construct
  appropriate graphical displays that will enable
  you to answer questions about the recent
  performance of ScotRail in terms of reliability
  and punctuality.

3
Questions

• Are there any year-on-year changes in average
  performance?
• During 1998/9,are there any seasonal variations
  in performance across the categories of service?
• How does the 1998/9 performance compare with the
  charter standard?

4
Guidelines for Displaying Data

• Use? - exploration or formal presentation?
• Remember the audience
• Keep it simple
• Label clearly

5
To sum up

• Analysed performance data for ScotRail using
  Excel
• Collect handout on assignments and read before
  groupwork sessions tomorrow