Nothing

```
diagplots <-
function(L){
# Function that produces the diagnostic plots to assess the convergence
# of the Markov Chains generated by either of the functions:
# "tseriesca", "tseriescm" or "tseriescq".
#
# IN:
#
# L <- output list from the functions: "tseriesca", "tseriescm"
# or "tseriescq".
#
# OUT:
#
# Trace plots, histograms and ergodic mean plots of the posterior
# distribution sample from the model parameters.
sig2epssample <- L$sig2epssample
sig2alphasample <- L$sig2alphasample
sig2betasample <- L$sig2betasample
sig2thesample <- L$sig2thesample
rhosample <- L$rhosample
asample <- L$asample
bsample <- L$bsample
msample <- L$msample
n <- length(msample)
# Trace plots
par(mfrow = c(2,2))
plot(1:n,sig2epssample[,1],type = "l",main = "Trace plot of sig2eps",xlab = "Iteration number",ylab = "Simulated value")
plot(1:n,sig2thesample,type = "l",main = "Trace plot of sig2theta",xlab = "Iteration number",ylab = "Simulated value")
if(is.null(sig2betasample) == TRUE){
plot(1:n,sig2alphasample[,1],type = "l",main = "Trace plot of sig2alpha",xlab = "Iteration number",ylab = "Simulated value")
}else if(is.null(sig2alphasample) == TRUE){
plot(1:n,sig2betasample[,1],type = "l",main = "Trace plot of sig2beta",xlab = "Iteration number",ylab = "Simulated value")
}else{
plot(1:n,sig2alphasample[,1],type = "l",main = "Trace plot of sig2alpha",xlab = "Iteration number",ylab = "Simulated value")
plot(1:n,sig2betasample[,1],type = "l",main = "Trace plot of sig2beta",xlab = "Iteration number",ylab = "Simulated value")
}
par(mfrow = c(2,2))
plot(1:n,rhosample,type = "l",main = "Trace plot of rho",xlab = "Iteration number",ylab = "Simulated value")
plot(1:n,asample,type = "l",main = "Trace plot of a",xlab = "Iteration number",ylab = "Simulated value")
plot(1:n,bsample,type = "l",main = "Trace plot of b",xlab = "Iteration number",ylab = "Simulated value")
plot(1:n,msample,type = "l",main = "m",xlab = "Iteration number",ylab = "Number of groups")
# Histograms
par(mfrow = c(2,2))
hist(sig2epssample[,1],main = "Hist. of sig2eps",xlab = "Simulated values")
hist(sig2thesample,main = "Hist. of sig2the",xlab = "Simulated values")
if(is.null(sig2betasample) == TRUE){
hist(sig2alphasample[,1],main = "Hist. of sig2alpha",xlab = "Simulated values")
}else if(is.null(sig2alphasample) == TRUE){
hist(sig2betasample[,1],main = "Hist. of sig2beta",xlab = "Simulated values")
}else{
hist(sig2alphasample[,1],main = "Hist. of sig2alpha",xlab = "Simulated values")
hist(sig2betasample[,1],main = "Hist. of sig2beta",xlab = "Simulated values")
}
par(mfrow = c(2,2))
hist(rhosample,main = "Hist. of rho",xlab = "Simulated values")
hist(asample,main = "Hist. of a",xlab = "Simulated values")
hist(bsample,main = "Hist. of b",xlab = "Simulated values")
hist(msample,main = "Hist. of m",xlab = "Number of groups")
# Ergodic means
par(mfrow = c(2,2))
plot(1:n,cumsum(sig2epssample[,1])/1:n,type = "l",main = "Ergodic mean of sig2eps",xlab = "Iteration number",ylab = "")
plot(1:n,cumsum(sig2thesample)/1:n,type = "l",main = "Ergodic mean of sig2the",xlab = "Iteration number",ylab = "")
if(is.null(sig2betasample) == TRUE){
plot(1:n,cumsum(sig2alphasample[,1])/1:n,type = "l",main = "Ergodic mean of sig2alpha",xlab = "Iteration number",ylab = "")
}else if(is.null(sig2alphasample) == TRUE){
plot(1:n,cumsum(sig2betasample[,1])/1:n,type = "l",main = "Ergodic mean of sig2beta",xlab = "Iteration number",ylab = "")
}else{
plot(1:n,cumsum(sig2alphasample[,1])/1:n,type = "l",main = "Ergodic mean of sig2alpha",xlab = "Iteration number",ylab = "")
plot(1:n,cumsum(sig2betasample[,1])/1:n,type = "l",main = "Ergodic mean of sig2beta",xlab = "Iteration number",ylab = "")
}
par(mfrow = c(2,2))
plot(1:n,cumsum(rhosample)/1:n,type = "l",main = "Ergodic mean of rho",xlab = "Iteration number",ylab = "")
plot(1:n,cumsum(asample)/1:n,type = "l",main = "Ergodic mean of a",xlab = "Iteration number",ylab = "")
plot(1:n,cumsum(bsample)/1:n,type = "l",main = "Ergodic mean of b",xlab = "Iteration number",ylab = "")
plot(1:n,cumsum(msample)/1:n,type = "l",main = "Ergodic mean of m",xlab = "Iteration number",ylab = "")
}
```

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