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Hor Question 5, Problem 8 HW Score: 0%, 0 of 45 points Points: 0 of 5 Save Bradley's Copiers sells and repairs photocopy machines. The manager needs weekly forecasts of service calls so that he can schedule service personnel. Use the actual demand in the first period for the forecast for the first week so error measurement begins in the second week. The manager uses exponential smoothing with a = 0.7. Forecast the number of calls for week 6, which is next week Actual Service Calls Week 1 2 3 4 5 26 34 40 25 30 The forecast for week 6 is service calls. (Enter your response rounded to two decimal places.) Demand for oil changes at Garcia's Garage has been as follows: Month Number of Oil Changes January 34 February 44 March 58 April 60 May 66 June 50 July 58 August 57 a. Use simple linear regression analysis to develop a forecasting model for monthly demand. In this application, the dependent variable, Y, is monthly demand and the independent variable, X, is the month For January, let X-1; for February, let X = 2; and so on. The forecasting modet is given by the equation Y=0.x. (Enter your responses rounded to two decimal places) The Demand for Krispee Crunchies, a favorite breakfast cereal of people bom in the 1940s, is experiencing a decline. The company wants to monitor demand for this product closely as it nears the end of its life cycle. The following table shows the actual sales history for January - October. Generate forecasts for November - December, using the trend projection by regression method. Month Sales Month Sales January 895,000 June 750,000 February 800,000 July 725,000 March 795,000 August 715,000 April 820,000 September 670,000 May 790.000 October 665,000 Obtain the forecasts for November and December. (Enter your responses rounded to the nearest whole number) Period Forecast, F November December