Regardless of management's philosophy towards training, it is always a mistake not to follow-up on the training after it is completed.

Which of the following is a step followed by an analyst to overcome problems related to data collection for estimating cost function?

A) to use cash accounting B) to consider fixed costs as variable costs and treat allocated fixed cost per unit as a variable cost C) to eliminate unusual observations if extreme values of observations occur D) to include the inflationary price effects in the data

What is the update anomaly?