Eficacia desde posiciones 1 y 2 en situación de desigualdad en el 15ºCampeonato del Mundo deWaterpolo

The aim of this study was twofold:to know if the left-handed players are more effective in the goal categories and gettingpositiveactions,in1and2position,thantheright-handedinthesamepositionatnumericalinequality.Toascertainifthe shots in 1 and 2 position, are less effective than the rest of the positions in the goal categories.A nomothetic observational, multidimensional and punctual design was used.The sample was the 389 shots and the 182 positive actions of 24 games (12 male and 12 female) at 15^th FINAWorld Championship held in Barcelona.To record the data was used an adhoc instrument for observation through the Sport CodeVersion ProV9.Descriptive and Chi-square test was applied to study the relationship between variables. Left-handed players are more effective than right-handed players are if they are related to the goal and positive action categories in position 1. Shots from position 1 are the second least effective while position 2 is the fifth most effective.