All of the following are good examples of test units EXCEPT:

Faros Hats, Inc has two product lines—batting helmets and football helmets

The income statement data for the most recent year is as follows: Total Batting Helmets Football Helmets Sales revenue $850,000 $500,000 $350,000 Variable costs (440,000 ) (150,000 ) (290,000 ) Contribution margin $410,000 $350,000 $60,000 Fixed costs (190,000 ) (90,000 ) (100,000 ) Operating income (loss) $220,000 $260,000 $(40,000 ) What is the effect of dropping football helmets line on the operating income of the company? (Assume that fixed costs remain unchanged and that there would be no adverse effect on other sales.) A) Operating income will increase by $40,000. B) Operating income will increase by $90,000. C) Operating income will decrease by $60,000. D) Operating income will decrease by $350,000.

Which of the following is not a way in which managers use the production cost reports to make decisions for their companies?

A) evaluating performance B) identifying the most profitable products C) controlling period costs D) preparing the financial statements