再谈体育科研中的调查法

Investigation Method in Physical Education Research

调查法是体育科研中常见的一种科研方法 ,它具有经济性、实效性等特点。运用调查法时 ,首先应注意选择合适的调查方式 ,它是调查结果具有科学性和客观性的前提条件 ,同时在选择调查对象时 ,样本应具有代表性 ,要能反映总体的特征。现给出了确定样本容量与结构的一种方法 ,提供了问卷调查的可靠性。

Investigation method is commonly used in physical education research,because it's economical and practical.In its application,first,the appropricate way which guarantees the scientific and objective results should be selected;second,the typical samples which represent the characteristics of the population should be determined. A method of determining the sample size and structure is given,and several ways of testing the reliability and validity of questionaire are also provided in this paper.