mathProbability
posted by Emma .
Let E and F be events such that the following is true.
Pr (E) = 0.26, Pr (F ' ) = 0.61, Pr (E F) = 0.61
What is Pr (E ∩ F)?

Pr (E) = 0.26, Pr (F ' ) = 0.61, Pr (E∪F) = 0.61.
What is Pr (E ∩ F)?
Hint: use
P(F)=1P(F')
P(E∪F)=P(E)+P(F)P(E∩F) 
Pr(EnF)= .04