摘要
数学期望是随机变量的重要数字特征之一。通过几个实例探讨了离散型随机变量在风险决策民事纠纷、疾病普查、博彩游戏等方面的应用。
Mathematical expectation is one of the important digital features of random vatiabk. This paper discusses the application of scattered tandom variable in risk decision, civil dispute, general curvey of diseases and gambling games.
出处
《重庆科技学院学报（自然科学版）》
CAS
2009年第1期134-136,共3页
Journal of Chongqing University of Science and Technology：Natural Sciences Edition
关键词
数学期望
民事纠纷
疾病普查
博彩游戏
mathematical erpectation
civil disute
general curvey of diseases
gambling game
