Orwell Building Supplies' last dividend was $1.75. Its dividend growth rate is expected to be constant at 25% for 2 years, after which dividends are expected to grow at a rate of 6% forever. Its required return (r s) is 12%. What is the best estimate of the current stock price? a. $42.64 b. $45.92 c. $44.80 d. $41.58 e. $43.71

Acompany manufactures hair dryers. it buys some of the components, but it makes the heating element, which it can produce at the rate of 920 per day. hair dryers are assembled daily, 250 days a year, at a rate of 360 per day. because of the disparity between the production and usage rates, the heating elements are periodically produced in batches of 2,300 units. a. approximately how many batches of heating elements are produced annually? b. if production on a batch begins when there is no inventory of heating elements on hand, how much inventory will be on hand 4 days later? c. what is the average inventory of elements, assuming each production cycle begins when there are none on hand?

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

The school cafeteria can make pizza for approximately $0.30 a slice. the cost of kitchen use and cafeteria staff runs about $200 per day. the pizza den nearby will deliver whole pizzas for $9.00 each. the cafeteria staff cuts the pizza into eight slices and serves them in the usual cafeteria line. with no cooking duties, the staff can be reduced by half, for a fixed cost of $75 per day. should the school cafeteria make or buy its pizzas?