Analyzing football score data with statistical techniques, we investigate how the not purely random, but highly co-operative nature of the game is reflected in averaged properties such as the probability distributions of scored goals for the home and away teams. As it turns out, especially the tails of the distributions are not well described by the Poissonian or binomial model resulting from t...

Analyzing football score data with statistical techniques, we investigate how the not purely random, but highly co-operative nature of the game is reflected in averaged properties such as the probability distributions of scored goals for the home and away teams. As it turns out, especially the tails of the distributions are not well described by the Poissonian or binomial model resulting from t...

BACKGROUND The influence of injuries on team performance in football has only been scarcely investigated. AIM To study the association between injury rates and team performance in the domestic league play, and in European cups, in male professional football. METHODS 24 football teams from nine European countries were followed prospectively for 11 seasons (2001-2012), including 155 team-seas...

This article presents a novel model for evaluating the performance of field players in football. Based upon Data Envelopment Analysis (DEA), we employ a nonconcave metafrontier approach that permits estimation of players’ efficiency scores under consideration of their playing positions. The model is applied to a data set of Germany’s premier league football players covering the playing seasons ...

The National Hockey League of North America is the premier ice hockey league in the world. It consists of 30 teams that play 82 games each a season, for a total of 1230 games across all teams. Determining a schedule for games is a very difficult task as there is a number of different, often conflicting factors that must be addressed, such as travel distance, fairness, and revenue. A multiobject...

Home advantage is known to play an important role in the outcome of professional soccer games and to vary considerably worldwide. In the Turkish Super League over the last 12 years, 61.5% of the total points gained have been won by the home team, a figure similar to the worldwide average and to the Premier League in England. It is lower (57.7%) for games played between teams from Istanbul and e...

the aim of this study was to evaluate those factors influencing tax evasion in professional coaches and athletes. to collect the study literature, review of related literature and interview with professional professors; then, those factors affecting tax invasion were extracted and a questionnaire was designed with 32 items. the statistical population consisted of 1. professional professors of p...

the aim of this study was to design a program to educate emotion management and to evaluate its effectiveness on controlling anger and mental health in soccer players. the method of this study was quasi-experimental, pretest-posttest with control group. the population consisted of all players of soccer teams in adult premier league in 2014. 40 players of soccer teams in premier league were sele...