d not so much of the design of a study.</p>
<p>Paul has provided us with two sets of data. The first contains his predictions for the UEFA Euro 2008 cup, and the second his predictions for the 2010 FIFA World Cup. The dependent variable in both sets is the accuracy of Paul’s predictions. Paul’s “predictions” were of course not directly predictions who was going to win each game. Paul made a choice which of two containers to open first. But we’re not really interested in whether Paul opened the lef