From the data given in Table $2\mathrm{.}1$ and your graph development $($i$,$ ii$,$ iii & iv$),$ estimate the:

v$)$ arithmetic mean speed

vi$)$ standard deviation

vii$)$ median speed

viii$)$ the ${15}^{th}$ percentile speed

ix$)$ the ${85}^{th}$ percentile speed

x$)$ the ${95}^{th}$ percentile speed

xi$)$ modal speed

xii$)$ the pace

Table $2\mathrm{.}1$: Spot Speed Data

$\backslash$table$[[\backslash$table$[[$Speed Class$],[(k\frac{m}{h})$