主观期望效用理论对人的决策的描述性效度一直受到怀疑，越来越多的实证研究表明与主观期望效用理论的公理相背离。
The descriptive validity of subjective expected utility theory has been doubted all the time, more and more empirical research violates from the axioms of subjective expected utility theory.
定量调查方法—问卷—得到的数据采用SPSS 11.0进行信度，效度，因子分析和描述性统计。
Data got from questionnaire are analyzed by means of SPSS 11.0 as for its reliability and validity.
通过收回的125份有效问卷，进行了实证研究，包括描述性统计分析、效度与信度分析、因子分析、相关分析和回归分析。
Research has received 125 questionnaires to process empirical study including description analysis, validity and reliability analysis, factor analysis, correlation analysis and regression analysis.
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