The purpose of this study was to register and analyse the alterations of Pick n` Roll effectiveness between the national team of Greece and its opponents during the Mundobasket 2006 in Japan. The sample consisted of the 9 games that took place between them during the Mundobasket 2006. In the 1528 cases which were registered, we analyzed all the Pick n` Rolls according to 26 pre-estimated factors (form, court area, players combination, way of attack, attack player, shot area, way of defending Pick n` Roll), to reveal all the comparing differences in the Pick n` Roll application and the relation of Pick n` Roll effectiveness and productivity. The statistical analysis package SPSS was used for the statistical analysis of the data, correlation analysis, classification (cluster) and Crosstabs command with ÷2 (Chi-square) test. The results of the Crosstab analysis, revealed that there are statistically significant differences between the Greek and the other National Teams according to the use of Pick n` Roll move in the offensive set plays and also according the offence efficacy and offence productivity. The Correlation analysis revealed extremely high interrelation between offence efficacy and shot area (p= -0,209(**) , á=0,01), and as far as offence productivity is concerned extremely high interrelation revealed first of all with the final shot player and secondly with the shot area ( p= -0,2877(**)á=0,01). According to the Cluster analysis the results revealed that as far as both offence efficacy and offence productivity are concerned the maximum similarity is modulating in relation with the Pick n` Roll form.
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