Calculate the MAPE for each of the 3 forecast models used in the table. Which should be used for forecasting efforts, and why?
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Calculate the MAPE for each of the 3 forecast models used in the table.
Which should be used for forecasting efforts, and why?
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- Bb 1x i bbhosted.cuny.edu/webapps/assessment/take/take.jsp?course_assessment_id=_1957382 18course id=_2011458_1&content_id=_59353314 1&question_num_5.x=0&tog. * Question Completion Status: Use a graphing calculator to construct a table of values for the given function. %3D Use a graphing calculator to display a table showing the (approximate) values of the function ffx) - x3 - 6x2 - 3x at 2.3, 2.7, 3.1, 3.5, 3.9, 4.3. f(x) 2.3 -12673 2.7 -15.957 3.1 -18569 3.5 -20.125 3.9 -20.241 4.3 -18.533 f(x) 2.3 34.390 2.7 35.190 3.1 36.310 3.5 37.750 3.9 39510 4.3 41.590 f(x) 23 23.810 2.7 20.610 3.1 17.090 3.5 13.250 9.090 x 3.9 4.3 4.610 #3 2$ & % * 2 3 4 6 7 8 W e t u bPlease see attached image, I need to create a table showing an exponential smoothing average using the alpha as 0.2 and an assumed forecast for Janaury of year one of 35,000.(USE ONLY EXCEL SHEET FOR DATA, FORMULAS, and the GRAPHS) For the following list of data (number of sold cars in every year), apply "exponential smoothing with trend" for all the years below. (i. e find the Forecast case1 use \alpha = 0.01 and \ including trend): beta = 0.3 - - - --- case2 use: for \alpha = 0.1 and \ beta = 0.05 Calculate MAD for both cases (5 %). . Decide which case values are better and why? (5 %) Assume trend is zero for the 2012 years. Year Number of sold cars 2012 107 2013 113 2014 150 2015 133 2016 151 2017 1 Based on least squared regression method find the projections for the years 2021, 2022, and 2023. Plot the number of sold cars versus years (points graph) and show the trend line based on your projections. (5%).
- The demand and forecast information for the XYZ Company over a twelve-month period has been collected in the Microsoft Excel Online file below. Use the Microsoft Excel Online file below to develop forecast accuracy and answer the following questions. Forecast Accuracy Measures Period Actual Demand Forecast Error Absolute Error Error^2 Abs. % Error 1 1,300 1,378 2 2,000 1,676 3 1,800 1,974 4 1,700 2,272 5 2,300 2,570 6 3,800 2,868 7 3,200 3,166 8 3,100 3,464 9 3,900 3,761 10 4,600 4,059 11 4,200 4,357 12 4,300 4,655 Total Average RSFE MAD MSE MAPE Tracking Signal 1. What can be concluded about the quality of the forecasts? Assume that the control limit for the tracking signal is ±3. The results indicate (bias or no bias) in the…What is the MA3 forecast for Year 4, Q1? What is the weighted MA3 forecast for Year 4, Q1 with weights of 0.5, 0.33, and 0.17? What is the Exponential Smoothing forecast for Year 4, Q1 using alpha = 0.3? What is the Adjusted Exponential Smoothing forecast for Year 4, Q1 using alpha = 0.3 and beta = 0.5?Pison/&user=tmorrison7&key%3DrotNBBCzVIsGRqZV8t.. Previous Problem Problem List Next Problem (1 point) Empathy means being able to understand what others feel. To see how the brain expresses empathy, researchers recruited 16 couples in their midtwenties who were married or had been dating for at least two years. They zapped the man's hand with an electrode while the woman watched, and measured the activity in several parts of the woman's brain that would respond to her own pain. Brain activity was recorded as a fraction of the activity observed when the woman herself was zapped with the electrode. The women also completed a psychological test that measures empathy. Subject 1 3 4 7 8 9 10 11 12 13 14 15 16 Empathy Score 41 48 39 56 64 63 59 53 Brain Activity -0.127 0.3910.02 0.378 0.015 0.404 0.11 0.513 0.149 0.736 0.254 0.573 0.217 0.72 0.355 0.786 47 52 64 73 12 68 28 120 1.2 sub ject Z F20 10,0 120 -8.4 Given that the equation for the regression line is y = 0.00619x +0.00032, what is…
- The number of new contributors to a public radio station's annual fund drive over the last ten years is 170, 168, 165, 172, 178, 180, 175, 185, 180, 188 Develop a trend equation (regression equation) for this information and use it to predict period 11's number of new contributors. What is the R square value? What does R square signify?Climate change 2013 Data collected from around the globe show that the earth is getting warmer. The most common theory relates climate change to an increase in atmospheric levels of carbon dioxide (CO2), a greenhouse gas. The mean annual CO2 concentration in the atmosphere (parts per million) is measured at the top of Mauna Loa in Hawaii (away from any local contaminants) and available at ftp://aftp.cmdl.noaa.gov/products/trends/co2/co2_annmean_mlo.txt The mean surface air temperature is recorded as the change in °C relative to a base period of 1951 to 1980. It is available at data.giss.nasa.gov/gistemp/graphs_v3/ Here are a scatterplot and regression for the years from 1970 to 2013: 14.6 + 14.4 + 14.2 + 14.0 340 360 380 CO2 Response variable is R-squared = 73.6% R-squared (adjusted) = 72.9% s = 0.1316 with 44 – 2 = 42 degrees of freedom Global Avg Temp Variable Coefficient SE(Coeff) t-Ratio P-Value Intercept 10.6442 0.3418 31.1 S0.0001 0.010325 0.0010 10.8 S0.0001 a) Write the…The number of new contributors to a public radio station's annual fund drive over the last ten years is 170, 168, 165, 172, 178, 180, 175, 185, 180, 188 Develop a trend equation (regression equation) for this information and use it to predict period 11's number of new contributors. What is the trend equation? What is the forecast for Period 11?
- Over the past 14 months,the monthly percentages of all shipments received on time are Monthy Proportion of On Tme Shipments 72 81 78 90 83 85 90 82 89 81 85 84 78 88 What is MSE using exponential smoothing forecast for α=0.3? (keep 2 decimal points)Suppose the linear relationship between traffic violations and auto insurance premium has SSR of 2825 and SST of 3150. What percent of the insurance premium is unexplained by traffic violation?Please help with no. 4! :/