Among the guiding principles of six sigma are: (I) Reduction of variation is an important goal. (II) Valid measurement is critical. (III) Outputs determine inputs. (IV) We should focus on those critical few influences on our quality.

In a perfectly competitive market, the long-run market supply curve tends to be horizontal or nearly so. what is another way to state this fact? (a) market supply is much more elastic in the long run than the short run. (b) in the long run, average total cost is minimized. (c) in the long run, price equals marginal cost. (d) market supply is much less elastic in the long run than the short run.

Waterway company’s record of transactions for the month of april was as follows. purchases sales april 1 (balance on hand) 672 @ $6.00 april 3 560 @ $11.00 4 1,680 @ 6.08 9 1,568 @ 11.00 8 896 @ 6.41 11 672 @ 12.00 13 1,344 @ 6.51 23 1,344 @ 12.00 21 784 @ 6.61 27 1,008 @ 13.00 29 560 @ 6.79 5,152 5,936 (a) calculate average-cost per unit. (b) assuming that periodic inventory records are kept in units only, compute the inventory at april 30 using lifo and average-cost. (c) assuming that perpetual inventory records are kept in dollars, determine the inventory using (1) fifo and (2) lifo. (d) compute cost of goods sold assuming periodic inventory procedures and inventory priced at fifo.

It is estimated that over 100,000 students will apply to the top 30 m. b.a. programs in the united states this year. a. using the concept of net present value and opportunity cost, when is it rational for an individual to pursue an m. b.a. degree. b. what would you expect to happen to the number of applicants if the starting salaries of managers with m. b.a. degrees remained constant but salaries of managers without such degrees decreased by 20 percent