The application of mathematical expectation in reality

摘要：

　　Mathematical expectation is one of the most important the digital characteristic of the random variable.This article through examples illustrates the application of mathematical expectation in life,including insurance,investment decision,profit on sales,customer service period of service,medical laboratory.

关键词： mathematical expectation problems in reality application

作者: Jixia Deng

作者单位: Marine college of Shandong jiaotong university, Weihai, Shandong, China

会议类型: 国际会议

会议名称: 2012 International Conference on Engineering Materials,Geotechnical Engineering and Environmental Engineering(EMGEEE2012)(2012工程材料、岩石工程和环境工程国际会议)

会议地点: 石家庄

会议语种:英文

页码: 588-591

在线出版日期: 2012-10-26（万方平台首次上网日期，不代表论文的发表时间）