jehnehejejej jehnehejejej 01-06-2021 Mathematics contestada 27 Sara is considering purchasing a certain stock. After doing her research, she determins that there is a 68% chance of making $3,500 and a 32% of losing $1,800. Find the expected value of this purchase. 1 $2,158 $2,956 $1,804 $3,071