What is a characteristic of material in the public domain? a. it is more easily recognized in any legal proceeding. b. it gives exclusive copyright protection rights to the user. c. it has a lesser number of copyright restrictions. d. it is free from copyright restrictions. e. it is eligible for intellectual property rights other than copyright.

Eager, a tipped employee, reported to his employer that he had received $320 in tips during march. on the next payday, april 4, he was paid his regular salary of $250. the amount of oasdi taxes to withhold from eager’s pay is a. $19.84 b. $15.50 c. $35.34 d. $43.61 e. none of the above. 2 points

Henry crouch's law office has traditionally ordered ink refills 55 units at a time. the firm estimates that carrying cost is 35% of the $11 unit cost and that annual demand is about 240 units per year. the assumptions of the basic eoq model are thought to apply. for what value of ordering cost would its action be optimal? a) for what value of ordering cost would its action be optimal?

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.