Question

Let E and F be events of an experiment. If Pr(E) =0.22, Pr(F) =0.34, and
Pr(E U F) =0.48, calculate Pr(E' U F').

Answer 1

Answer:

we have E=0.22andF=0.34

(EUF)=0.48

we calculate EUF

U+0.22+0.34=0.48

U+0.56=0.48

U=0.48-0.56

U= -0.08