Question 383409
a) {{{P(F[A],F[B])=0.02(0.02)}}}
b) {{{P(NF[A],NF[B])=0.98(0.98)}}}
c) {{{P(NF[A],F[B])+P(F[A],NF[B])=0.98(0.02)+0.02(0.98)}}}