Abusiness that repairs major appliances charges a flat fee and hourly amount plus the cost of any needed parts. they know that the time required to repair an appliance has a standard deviation of 0.25 hours. the mean depends on the type of appliance. to estimate the true mean time required to repair side-by-side refrigerators, they will take a random sample of 60 refrigerator repairs. if they want a 99% confidence interval, what will the margin of error in their estimate be?

The uno company was formed on january 2, year 1, to sell a single product. over a 2-year period, uno’s acquisition costs have increased steadily. physical quantities held in inventory were equal to 3 months’ sales at december 31, year 1, and zero at december 31, year 2. assuming the periodic inventory system, the inventory cost method which reports the highest amount for each of the following is inventory december 31, year 1/ cost of sales year 2 a: lifo fifo b: lifo lifo c: fifo fifo d: fifo lifo

1  2  3  4  5  6  7  8  9  10time remaining59: 30in  the dark game, how does the author develop the central idea that elizabeth van lew was a spymaster during the civil war? 1 2 3 4 5 6 7 8 9 10time remaining59: 30in the dark game, how does the author develop the central idea that elizabeth van lew was a spymaster during the civil war?

The assumptions of the production order quantity model are met in a situation where annual demand is 3650 units, setup cost is $50, holding cost is $12 per unit per year, the daily demand rate is 10 and the daily production rate is 100. the production order quantity for this problem is approximately: