OBLEMS 1. A commercial bakery has recorded sales in dozens) for three products, shown as follows: Blueberry Cinnamon Day Muffins Buns Cupcakes 1 30 18 2 34 17 26 3 32 19 27 4 34 19 23 5 35 22 22 6 30 23 7 34 23 29 8 36 25 20 9 29 24 14 10 31 26 18 11 35 27 Chapter Three Forecasting Blueberry Cinnamon Day Muffins Buns Cupcakes 12 31 28 26 13 37 29 27 14 34 31 24 15 33 33 22 a. Predict orders for the following day for each of the products using an appropriate naive method. Hint: Plot each data set. b. What should the use of sales data instead of demand imply 2. National Scan, Inc., sells radio frequency inventory tags. Monthly sales for a seven-month period were as follows: Month Sales (000 units) Feb 19 Mar 18 Apr 15 May 20 Jun 18 Jul 22 Aug 20 a. Plot the monthly data on a sheet of graph paper. b. Forecast September sales volume using each of the following: (1) The naive approach (2) A five month moving average (3) A weighted avenge using 60 for August, 30 for July, and 10 for June (4) Exponential smoothing with a smoothing constant equal to 20, auming a a March forecast of 19(000) (5) A linear trend equation c. Which method seems least appropriate? Why? (Hint: Refer to your plot from parta) d. What does use of the term sales rather than demand presume