ike to generalize beyond the data. We would like to generalize from the games for which Paul actually made predictions to all games in the UEFA Euro 2008 and 2010 FIFA World cups, or even to all international football matches. We then need to consider how <strong>representative</strong> the data is for the more general group we want to make claims about. As Paul mainly made predictions for games in which one of the teams was Germany, the sample is not a good representation of all the games played in both cu