General Dynamics (an aerospace and defense corporation with its headquarter located in Fairfax County) makes communication devices for military contracts . The company just completed two contracts (with the same type of device ). The navy contract was 4, 300 devices and took 20 workers two weeks to complete . The army contract was for 8,300 devices that were produced by 25 workers in three weeks . Assume 40 working hours per week per worker . On which contract were the workers more productive?

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

Ardmore farm and seed has an inventory dilemma. they have been selling a brand of very popular insect spray for the past year. they have never really analyzed the costs incurred from ordering and holding the inventory and currently fave a large stock of the insecticide in the warehouse. they estimate that it costs $25 to place an order, and it costs $0.25 per gallon to hold the spray. the annual requirements total 80,000 gallons for a 365 day year. a. assuming that 10,000 gallons are ordered each time an order is placed, estimate the annual inventory costs. b. calculate the eoq. c. given the eoq calculated in part b., how many orders should be placed and what is the average inventory balance? d. if it takes seven days to receive an order from suppliers, at what inventory level should ardmore place another order?

You operate a small advertising agency. you employ two secretaries, a graphic designer, three sales representatives, and an office coordinator. 1. what types of things would you consider when determining how to compensate each position? describe two (2) considerations. 2. what type of compensation plan would you use for each position?