OpenIntro Statistics 8.9分
读书笔记 2 Probability
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K76

probabiltiy~ random process , outcome. defined as a portion, [0,1].

Law of Large Numbers

Two outcomes are called disjoint or mutually exclusive if they cannot both happen.

disjoined outcomes能直接求合

event 集。完全不知道这些术语的英文

韦恩图 venn diagram适用 not disjoint events, 2 or more categorical variables.

probability distribution: all disjoined, [0,1], sum to 1.

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