%!TEX root=report.tex
\section{Appendix}


\subsection{Time series analysis results}
\label{first-R}

The first model is based on interpretations of graphs (R-output):

\begin{minipage}{1.3\textwidth}
\begin{lstlisting}
Series: xdata 
ARIMA(3,1,3)(1,1,4)[36]                    

Coefficients:
          ar1     ar2     ar3     ma1      ma2     ma3    sar1     sma1    sma2
      -0.3860  0.1239  0.0471  0.2225  -0.2783  0.0035  0.0926  -0.9147  0.1808
s.e.   0.1556     NaN     NaN  0.1673      NaN     NaN     NaN      NaN  0.0508
        sma3     sma4
      0.0980  -0.1206
s.e.  0.0466   0.0749

sigma^2 estimated as 0.0005546:  log likelihood=727.89
AIC=-1431.78   AICc=-1430.76   BIC=-1386.6

$AIC
[1] -6.435554

$AICc
[1] -6.427381

$BIC
[1] -7.315823

Warning message:
In sqrt(diag(x$var.coef)) : NaNs produced
\end{lstlisting}
\end{minipage}
