随机变量的可交换性(Exchangeability)指的是对于一列随机变量 X_1,X_2,...,X_n ,如果对于指标集 \ {1,2,...,n\} 的任意置换 \left (\pi_1, \pi_2, \ldots, …
独立同分布(英语:Independent and identically distributed,缩写为IID)是指一组随机变量中每个变量的概率分布都相同,且这些随机变量互相独立 …
Definition: Let Xi X i for i = 1,…,n i = 1, …, n be random variables. Then, X1,…,Xn X 1, …, X n are called independent and identically …
IID data are common for statistical tests and procedures. Learn what independence and identically distribution mean, how to check them, and why they are important.
在概率论与统计学中,独立同分布(英语:Independent and identically distributed,缩写为IID)是指一组随机变量中每个变量的概率分布 …
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