Unit 6 Formulas and Important Concepts (EM2)

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8 Terms

1
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Conditional Probability Formula

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

2
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P(A|B) In Words

The chance of outcome A occuring given outcome B has already occured.

3
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Intersection

The probability of A • B, given that A is true.

4
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Independent Events

Events where the outcome of one event doesn’t alter the other.

5
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Independent Event Formula

P(A intersection B) = P(A) • P(B)

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Union Formula

P(A) + P(B) - P(A intersection B)

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2nd Independent Event Formula (2 terms)

P(A) = P(A|B)

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Intersection Formula

P(A) + P(B) - P(A union B)