Simpson's Paradox is a statistical quirk where an apparent correlation of variables is reversed when the variables are combined. We investigate tennis' unique “best of N” scoring system for evidence of Simpson's Paradox among certain players who win more points than their opponent but lose...

Previous research on sports rivalry has emphasized fans' social identity and the threat posed by rivals. Much of this scholarship is based on intercollegiate sports, where many fans, such as students and alumni, have a formally defined identity with the university. In this study, fans (N =...