Use the following information:

$\displaystyle {s}_{{i}}={7},\sigma_{{0}}={61.8},{n}={84}$

and the formulas to compute the test statistic:

$\displaystyle {\chi_{{0}}^{{2}}}=\frac{{{s}_{{i}}^{{2}}}}{{\frac{{\sigma_{{0}}^{{2}}}}{{{n}-{1}}}}}=$ (Round the answer to 3 decimals)