8 (1 point) Chapter 10 of the text spent a significant amount of time discussing the "Quantitative Analysis Method" in an effort to accurately predict future unit costs/cost functions. One problem with using this method is the potential for "fixed" costs to be incorrectly categorized as "variable" costs in the analysis all of the listed answers are correct including non-representative data in the analysis ignoring the affects of recent machine/process upgrades on cost function relationships