A note on the Cauchy-Schwarz inequality for expectations

被引：0

作者：

Farhadian, Reza ^{[1
]}

机构：

[1] Razi Univ, Dept Stat, Kermanshah, Iran

来源：

COMMUNICATIONS IN STATISTICS-THEORY AND METHODS | 2024年 / 53卷 / 02期

关键词：

Cauchy-Schwarz inequality; Jensen's inequality; random variables;

D O I：

10.1080/03610926.2022.2092147

中图分类号：

O21 [概率论与数理统计]; C8 [统计学];

学科分类号：

020208 ; 070103 ; 0714 ;

摘要：

In this short communication we remark that the well-known Cauchy-Schwarz inequality for expectations of random variables is a consequence of Jensen's inequality, which does not seem to have appeared previously in the literature.

引用

页码：812 / 813

页数：2

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