\begin{Schunk}
\begin{Sinput}
 plot(xprob ~ x, type = "l", xlab = "Domain of x", ylab = "Probability Density", main = "Normal")
 x2prob <- dlogis(x, location = 0, scale = 1)
 lines(x2prob ~ x, lty = 3, col = "blue")
 legend("topleft", legend = c("Normal", "Logistic"), lty = c(1, 3), col = c("black", "blue"))
\end{Sinput}
\end{Schunk}
