Y=b0+b1*x1^(-1) +b2*x2+ b3*x3 +b4*x2.^2+b5*x1.^2+b6*x1*x2+b7*x3*x2+b8*x1*x3+ε这样一个模型是否合理，需要我们求证。用matlab下的regress命令求结果初次求出来的结果为B = [b bint] =13.662 -5.6564 32.9842.81 17.188 68.43223.428 -52.668 99.5243.439 -10.701 17.5790.011172 -0.13567 0.1580112 -59.606 83.606-5.3213 -8.8549 -1.7877-20 -40.671 0.670961.7602 0.31369 3.2067R=[r rint]=-4.0578 -10.85 2.7348-1.5042 -9.9542 6.94593.5495 -3.3525 10.4525.9829 -0.33157 12.2971.5365 -6.9187 9.9917-6.4098 -12.625 -0.194473.5415 -5.1727 12.2563.0861 -6.107 12.2791.1308 -7.7466 10.008-0.69838 -9.6193 8.2225-4.1537 -13.195 4.88774.891 -3.5476 13.331.3802 -7.7566 10.517-5.4144 -14.475 3.6458-2.7091 -11.695 6.2764-5.3799 -14.004 3.2443-2.1746 -11.648 7.29864.5307 -4.1953 13.2570.63615 -6.5528 7.82510.83246 -7.6901 9.355-0.47123 -7.7354 6.793-1.4045 -8.5766 5.76757.7918 0.47479 15.109-4.5119 -11.348 2.3241Stats =[ 0.91844 21.113 7.7489e-007]
|
