portes包里的LiMcLeod()可以进行多元的Portmanteau Q检验具体函数——
LiMcLeod(obj,lags=seq(5,30,5),order=0,SquaredQ=FALSE)   
portes包里的protest()可以进行一元的Portmanteau Q检验
具体函数——
portest(obj,lags=seq(5,30,5),order=0,test=c("PenaRodriguez","BoxPierce",
         "LjungBox","Hosking","LiMcLeod"),MonteCarlo=TRUE,Kernel=FALSE,nworkers=1,
         NREP=1000,InfiniteVarianceQ=FALSE,SquaredQ=FALSE,
         func=list(SimModel=NULL,FitModel=NULL),pkg=NULL,SetSeed=TRUE)
不过要改参数:SquaredQ=T