Distribution 对于离散型随机变量: 对于连续性随机变量: 简单证明一下方差计算公式: 由于是一个常数, 不妨令 , 不难得到: 带入方差计算公式, 因此可以得到: Mathematics > ProbabilityTheory #Math #ProbabilityTheory #Distribution Distribution https://hoshinory.com/20240415/Mathematics/ProbabilityTheory/Distribution/ Author hoshinory Posted on April 15, 2024 Licensed under CrossEntropy Previous ThreadPool Next