please answer clearly both questions. ( a&b)

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y averages method. 10. Demand for Dairy Products. United Dairies, Inc. supplies milk to several indepen dent grocers throughout Dade County, Florida. Managers at United Dairies want to develop a forecast of the number of half gallons of milk sold per week. Sales data for the past 12 weeks are as follows: 8 Week Sales on Week 1 2,750 oraz 2 3,100 ml oldini ololoq olan 3 3,250 9 4 2,800 10 5 2,900 11 3,050 12 a en AWN Sales 3,300 3,100 2,950 3,000 3,200 3,150 a a. Construct a time series plot. What type of pattern exists in the data? in ATAG b. Use exponential smoothing with a = 0.4 to develop a forecast of demand for week Itina MSRP