Suen(1990)将现代考试理论分为两类:随机抽样理论(random sampling theory)和项目反应理论(item response theory，B哟ar
基于8个网页-相关网页
运用服装心理学相关理论，通过随机抽样调查，分析了医生服饰与其作用效果———病人心理的关系。
The effect of doctors' gown on patients' psychology was investigated based on costume psychology theory and random polling survey.
本文依据理论模型确定模型变量，继而进行调查方案设计，对网络顾客进行随机抽样，获得相关数据。
Based on theoretical model, variables are established, and then investigation is designed. Finally, relevant data are acquired from online shopper samples at random.
应用推荐