python数据分析这篇博文是对anaconda中的jupyter notebook进行的学习
学习网站点这里
Series in Pandasdocumentation ,里面介绍了很多 api
How does a Pandas Series differ from a Python lis
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离散概率
概念运算加
if $A\cap B = \emptyset$
$P(A\cup B) = P(A)+P(B)$
TheoremLet E1 and E2 be events in the sample space $\Omega$.Then
$P(E_1\cup E_2)= P(E_1
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