Trey, Inc. is studying morketing cost and sales volume, and has generated the following informstion by use of a scatter diagram and a least:squares regresslon analysis: Trey is now preparing an estimate for monthly sales of 20,000 units. On the basis of the data presented, compute the most accurate sales forecast possible. Musple Choice 52,500 $162,000 $170,500. \$177000 None of the aniwets is coned