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math121b:04-15 [2020/04/15 05:54]
pzhou [How to play the probability game?]
math121b:04-15 [2026/02/21 14:41] (current)
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 ** Conditional Probability **: suppose we want to know "given that $A$ happens, what is the probability $B$ will happen?"  ** Conditional Probability **: suppose we want to know "given that $A$ happens, what is the probability $B$ will happen?" 
-$$ \P(A | B) := \frac{ \P(A \cap B) } {\P(B) \} $$+$$ \P(A | B) := \frac{ \P(A \cap B) } {\P(B) } $$
  
 ** The product rule ** ** The product rule **
math121b/04-15.1586930095.txt.gz · Last modified: 2026/02/21 14:44 (external edit)