Question

if P(E)=2/3,then P(E bar) =

Answer 1

1-2/3=1/3. Since P(EBAR)=1-P(E)

Answer 2

P(E)=2/3 AND P(E) BAR = P(E) +P(E) BAR=1 HENCE P(E) BAR =1_2/3= 3_2/3= 1/3