Lily
[mit-6s978] lecture-1 & statistics
lec1 Bayesian statistics joint probability, P x,y 用逗号隔开，它和P y,x 是对称的。它代表了同时发生x和y的概率。 如果x和y是independent，则P x,y =P x P y P x,y 等于P xy| ✖️P y 或者P y|x ✖️P x P x|y 是conditional probabil
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