emergency please help!!! all one question!!! i did some work on it already.... the slope:1548.60, intercept: 1019.09, R^2:0.90. Forecasts for the next four months, 2015 Month 1:21151, 2015 Month 2: 2270, 2015 Month 3:24248, 2015 Month 4:25797. using exponential smoothing (alpha=0.1) The forecast of iPhones for January 2015 is 10556.58. the MAD for the linear regression forecasts is 1392.93. WILL GIVE LIKE IF FULLY COMPLETED!!

Sales of Iphones at a Best Buy in 2014 are given below: 1 4363 2 3793 3 5208 4 7367 5 8737 6 8752 7 8398 8 14102 9 16240 10 18650 11 20340 12 17070 Calculate the MAD for the exponential smoothing forecast you found (2 decimal places). Which forecast do you prefer? O Exponential Smoothing O Linear Regression O The MAD method. O None of these methods. Why is the method you chose preferred? O Because the MAD is lower. O Because the forecast is better. O Because the MAD is highest. O Because the MAD is closer to zero and the R^2 is close to 1. What is the forecast for Period 25 (use whole numbers)