Total probability of dot received P = (3/7)*(7/8)+(4/7)*(1/8)=0.4464 probability that dot sentP1 = 3/7=0.4285 so P(dot sent | dot received).= P1/P=0.4285/.4464=0.96 Solution Total probability of dot received P = (3/7)*(7/8)+(4/7)*(1/8)=0.4464 probability that dot sentP1 = 3/7=0.4285 so P(dot sent | dot received).= P1/P=0.4285/.4464=0.96.