Table 7 Comparison of Estimates,,,,, q,V1V2U,?q1,?q2,?q3,?q4 1,0,–1.46,2.84,0.18,0.014 2,100,0.99,4.70,0.18,0.014 3,10,–1.46,6.35,0.18,0.014 4,1,–1.46,2.89,0.04,0.018 5,101,0.99,4.70,0.04,0.018