For the Data Listed Below, Complete the Following

For the data listed below, complete the following:
$\begin{array}{|l|l|}\hline \text{a. Calculate the range.}&\\\hline \text{b. Calculate the median.}\\\hline \text{c. Calculate the cumulative percentile of 17 .}\\\hline \text{d. Calculate the mean.}\\\hline \text{e. Calculate the standard deviation.}\\\hline\end{array}$ $$\begin{array} { | l | l | } \hline \boldsymbol { X } & \boldsymbol { f } \\\hline & \\\hline 25 & 1 \\\hline 23 & 3 \\\hline 22 & 4 \\\hline 21 & 6 \\\hline 20 & 8 \\\hline 19 & 10 \\\hline 18 & 7 \\\hline 17 & 5 \\\hline 16 & 6 \\\hline 15 & 3 \\\hline 14 & 2 \\\hline 13 & 2 \\\hline\end{array}$$