Conditional Probability

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law of total probability

P(A) = P(A and B) + P(A and not B)

bayes rule

P(B|A) = P(A|B)P(B) / P(A)

which technique should you use when you have P(B|A) and some other probabilities but you are looking for P(A|B)

bayes rule

conditional probabilities appear in the 4 cells of a two way table...

false

if you have all the information filled in a two-way table, you can fill in all the information on a tree, but not the other way around

false

if you sum down the first column of a two-way table, which statistical technique are you using behind the scenes

law of total probability

P(A) = P(A and B) + P(A and Bc) where Bc means "B complement"

true

conditional probabilities are present on a tree

true


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