Summary Stochastic independence is not an easy notion. Because it is part of the probability structure, it can have some surprising non-properties, which is beneficial for teachers and students to see illustrated. Neither is the relationship to causal independence an easy one.

中文翻译：

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独立可能会觉得奇怪

总结 随机独立性不是一个简单的概念。因为它是概率结构的一部分，所以它可以有一些令人惊讶的非性质，这有利于教师和学生看图解。与因果独立的关系也不是一件容易的事。