用于双色球彩票的预测平均可以预测准确3个号码，供有兴趣的朋友研究-The average forecast for the color ball lottery three numbers can be predicted accurately, for friends who are interested research

多变量Y的主成分回归。 格式: [t,p,b,ssq,eigs] = pcr(x,y,pc)- PCR Principal components regression for multivariate y.The I/O format is: [t,p,b,ssq,eigs] = pcr(x,y,pc)