\begin{knitrout}
\definecolor{shadecolor}{rgb}{0.969, 0.969, 0.969}\color{fgcolor}\begin{kframe}
\begin{alltt}
\hlkwd{describe}\hlstd{(d)} \hlcom{# функция из пакета psych}
\end{alltt}
\begin{verbatim}
##       vars  n  mean    sd median trimmed   mad min max range  skew kurtosis   se
## speed    1 50 15.40  5.29     15   15.47  5.93   4  25    21 -0.11    -0.67 0.75
## dist     2 50 42.98 25.77     36   40.88 23.72   2 120   118  0.76     0.12 3.64
\end{verbatim}
\end{kframe}
\end{knitrout}