--- /dev/null
+ \begin{tikzpicture}[scale=0.5]
+
+ % Axis
+ \draw[<->, thick] (0,4) node (yaxis) [left] {$X_t$}
+ |- (11,0) node (xaxis) [right] {$t$} ;
+ % Dashed grid
+ % \foreach \t in {1, 2, 3, 4, 5, 6}
+ \draw[dashed, color=PineGreen] (1.5*6 cm, 4) -- (1.5*6 cm, -3pt)
+ node[anchor=north] {$T $};
+
+ \draw[dashed, color=PineGreen] (1.5*7,4) -- (1.5*7,-3pt)
+ node[below] {$T+\delta$};
+
+ \draw[color=Gray] plot[only marks, mark = *] file {tikz/data0.dat};
+ \draw[color=PineGreen] plot[smooth] file {tikz/data.dat};
+
+ \draw (0,0) -- (0,-3pt) node[below, color= PineGreen] {0};
+
+ % \foreach \t in {1, 2, 5}
+ % \draw[color=PineGreen] (-0.75+1.5*\t, 1.5) node[below, scale=0.75] {$Z_\t(t)$};
+
+ % \foreach \t in {3, 4, 6}
+ % \draw[color=PineGreen] (-0.75+1.5*\t, 3.5) node[below, scale=0.75] {$Z_\t(t)$};
+
+ \end{tikzpicture}