Study On Basic Physical Fitness Test Index And Method Of Male Basketball Athlete Between15and17Years Of Age In Xi’an

Physical constitution plays a vital role in playing basketball, and it is thefoundation of all the professional levels of basketball players. Adolescence is theperiod that everyone grows faster and undergoes huge physical and psychologicalchanges. It is also the optimal period for one to learn and grasp operations. However,male teenager basketball players with the age of15-17are at a key period of transitingto adult players. Therefore, enhancing the overall physical constitution of basketballplayers at this period can help them achieve greater development. The importance oftesting and evaluating teenager basketball players’ physical constitution by scientificmethods can never be neglected.120male basketball players at the age of15-17years old with excellentachievements from eight middle schools and who usually attend competitions inXi’an are regarded as the research object in this paper. It conducts experiments andtests on six physical constitution indexes through document-data method,questionnaire method, and experimental method, and also conducts statistics analysison the experimental result. The research conclusion is as follows:1.The six indexes for physical constitution test that are selected in this researchare reliable and valid, because the test content can reflect most attributes for thephysical constitution development level of teenagers basketball players. Statisticsanalysis reveals that the test performance of teenager basketball players at15,16, or17years old does not differ much, so they are considered as coming from the sameunity. Therefore, unified standard can be implemented at the time of exercising andexamination.2.The complicated program characteristic of basketball game and the stagecharacteristic for the growth of human beings require teenagers to focus on overalland sustainable development of physical constitution. This is the basis for the authorto select equal weight when formulating comprehensive evaluation standards.3. Through percentage method, it formulates standard score for the six physicalconstitution test indexes of male basketball players at the age of15-17years old inXi’an. Comprehensive evaluation standard for physical constitution is formulated bydeparture method.4. The examination result and application effect are examined by backsubstitution of samples, to prove the rationality and validity of the single score chart and comprehensive evaluation standards of physical constitution that are formulatedin this research. Result shows that it features great referential value, so it can beutilized as the evaluation standard for exercise, examination, and material selectionfor the physical constitution of male basketball players at the age of15-17years old.Meanwhile, it can provide certain referential basis to the teaching and exercise ofteenager basketball players in Xi’an in the future.