This tool allows you to create custom-specified random numbers, such as the total on three dice.
Use your skill and judgement to match the sets of random data.
A geographical survey: answer the tiny questionnaire and then analyse all the collected responses...
Can you make a set of random data which will fool the computer?
Where do people fly to from London? What is good and bad about these representations?
How was the data for this problem compiled? A guided tour through the process.