Exercises: Inventory Management i Saved UT Problem 12-34 (Algo) 1 Demand for doughnut holes on Saturdays at Don's Doughnut Shoppe is shown in the following table. points Demand (dozens) 19 20 21 22 23 24 Relative Frequency .02 . 11 .13 .02 . 10 .18 Demand (dozens) 25 26 27 28 29 Relative Frequency . 10 .13 .09 .06 .06 eBook Hint Click here for the Excel Data File Print a-1. Determine the optimal number of doughnut holes, in dozens, to stock if labor, materials, and overhead are estimated to be $5.20 per dozen, doughnut holes are sold for $6.80 per dozen, and leftover doughnut holes at the end each day are sold the next day at half price. (Round your answer to the nearest whole number.) References Optimal number of doughnuts a-2. What is the resulting service level? (Round your answer to 2 decimal places.) Service level