Princely Prizes is considering $3$ different models for its new suit. This will involve changes in capacity and thus different volumes will have different unit costs. They estimate that the average demand per week will range between $80$ and $120.$ They choose $3$ possible levels of weekly demand and calculate profits for each. Possible Average Weekly Demand Model William Model Harry Model Charles $80($p$=\mathrm{.}4)100($p$=0\mathrm{.}2)120($p$=0\mathrm{.}4)$ $$10,000$ $$15,000$ $$14,000$ $ $8,000$ $$18,000$ $$12,000$ $ $6,000$ $$16,000$ $$21,0001.$ Draw a Decision Tree $2.$ Calculate the EMV $3.$ Calculate the EVPI