Place a check next to any of the following statements that is a true statement. If managers are to make optimal decision, their performance should be evaluated using the same factors that are considered in making correct decisions. l The book value of existing equipment is usually relevant to the decision problems covered in the chapter. In decision analysis, fixed costs should be expressed on a per unit basis. When dealing with fixed costs be careful with allocated fixed costs and instead identity avoidable fixed costs. The managerial decisions examined in this chapter affect a time period of normally a year or less. In decision-making, opportunity costs are not as important as out-of-pocket costs