Question

5. True or false. P(Ec ∪ Fc) = 1 - P(E ∩ F)

Answer 1

Ec mean compliment of E ?

Answer 2

yes

Answer 3

then (E' u F')' = (E n F)

Answer 4

A' = 1 - A

(E' u F')' = 1 - (E' u F') = 1 - (E n F)'

hmm

Answer 5

oy my head hurts!!

Answer 6

P(E' u F')

P(E n F)' = 1 - P (E n F)

Answer 7

sooks good to me; we can run a venn on it to be sure :)