Result
Probability of event that occurs P(A)
Probability of event that does not occurs P(A')
Result
Probability of event that occurs P(A)
Probability of event that does not occurs P(A')
Probability of event B occuring P(B)
Probability of event B not occuring P(B')
Probability of both events occuring P(A ∩ B)
Probability of either events occuring P(A ∪ B)
Conditional Probability P(A | B)