Independant and Mutually exclusive events

What is an independant event ?

each event is not affected by other events

What is a mutually exclusive event ?

events can't happen at the same time

What is a dependant event ?

also called "Conditional", where an event is affected by other events

What is the equation for an independant event ?

P(A ∩ B) = P(A) × P(B)

What is the equation for a mutually exclusive event ?

P(A ∩ B) = 0
P(A ∪ B) = P(A) + P(B)

What is the equation for a dependant event ?

P(A ∩ B) = P(A) x P(B|A)