For the following data it is found that for hat$(y)=$widehat$({}_0)+{}_{1}x$

widehat$({}_0)=-1\mathrm{.}4301$ and widehat$({}_1)=0\mathrm{.}1947$

Also, $S{S}_{}=18\mathrm{.}833$ and $S{S}_{yy}=0\mathrm{.}753$ and $S{S}_{xy}=3\mathrm{.}667$

Do industry sales appear to contribute any information to the prediction of company sales? Test at the $10\%$ level of significance.

$\backslash$table$[[$Year$,$Company Sales,Industry Sales$],[,$ million