Samuel estimates that there are three possible return outcomes for a stock he is considering for purchase. He thinks that there is a m$7\%$ chance the economy will boom and his stock wil refurn $189$ this stock he is considering for purchase?

$6\mathrm{.}78\%$

$8\mathrm{.}13\%$

$9\mathrm{.}76\%$

$4\mathrm{.}70\%$

$5\mathrm{.}65\%$