CQ(X)^4$+5J(X)q(x )+5 3 J(X)dp5J(X)p6.5 r X? z3.05=n This factor is good as the expected result is 0. r X? z1.8=n A very good estimate of the factor. r X? z1.2=n This is only a reasonable estimate of the factor. r X? 1.0=n 7