Use simple exponential smoothing with a = 0.6 to forecast the tire sales for September through December. Assume that the forecast for August was for 46 sets of tires. Do your forecasts seem to be biased? Why or why not? Month Sales 53 August September35 October 48 November 40
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- Use simple exponential smoothing with a = 0.3 to forecast bike sales for September through December. Assume that the forecast for September was 60 units. a) What will be the forecast for December? b) Calculate the MAD. Last saved 11:13:58 AM budy Questions Filter (25) Month September October November December F3 X C O Search P Bike Sales 54 72 60 ? YDirector Very Busy needs to allocate time this week for office appointments, so he needs to forecast the number of employees who will seek appointments. The director has gathered the following time series data recently Period Employee Appointments 4 weeks ago 95 3 weeks ago 80 2 week ago 65 last week 50The demand of a product of a company is given below for the periods. Can we use Winter method for forecasting demands of the A following 3 periods? Why? If yes, apply it past 4. 6. Demand 27 31 40 31 35 45
- 2. Montyboy Pet Shop ships boxed can dogfood anywhere in the country. Using the following information, forecast the shipments for the first four months. Seasonal Relative Month January February March 1.2 1.3 1.3 1.1 0.8 0.7 The monthly forecast equation being used is: Yt = 402 + 3t April May June Where: to = January last year Yt = number of shipments Month July August September October November December Seasonal Relative 0.8 0.6 0.7 1.0 1.1 1.4 Question: Determine the trend amounts for the first four months of the next year assuming January, t=24; February, t=25; etc. Note: Round answers to whole numbers.Direction: Complete the table below to find the 60h percentile for the following se of data. Data Find the position of Find P60 P=(n+ 1)th Px100 1. 20, 22, 25, 32, 35 P60 = 20-2 20122 2. 49, 50, 55, 55, 60, 67 P60 = 3. 18, 19, 20, 22, 25,27, 29, 30, 32 P60 = Direction: Read the questions carefully. Encircle the letter of the correActual sales of TV's for the first six month in 2021 were as follows:January 60 February 80 March 42April 68 May 44 June 72 Use this information and determine in whole numbers: 1 The average actual monthly sales for that period 2 Trends: Reduce this average by 6% per month for the next three months 3 Simple Moving Average (SMA): make a forecast for July using a three months simple movingaverage. 4 Weighted Moving Average (WMA): make forecast for July, using a three months weightedmoving average where the weights are 0.5; 0.3 and 0.2 respectively.
- Ques 8and 9 pleaseI Consider the demand for trading cards listed below. Month Demand Jan. 51,000 48,000 Feb. March 55,000 April May 58,000 66,000 June 69,000 80,000 July Aug. 95,000 Use Excel to prepare a forecast for September, October, and November using linear regression Print out the sheet of results, as well as a sheet containing the formulas that you used ( can be used to toggle between displaying values and displaying formulas or you can click on Formulas>Formula Auditing→Show Formulas.) and for the cars is 16.000Director Very Busy needs to allocate time this week for office appointments, so he needs to forecast the number of employees who will seek appointments. The director has gathered the following time series data recently Period Employee Appointments 4 weeks ago 95 3 weeks ago 80 2 week ago 65 last week 50 a. What would naive forecasting suggest as the number of employee appointments that can be expected this week? " b. b. What is this week's forecast for employee appointments using a 3-week moving average? What would the same forecast be using a 2-week moving average?"
- What is meant by the efficiency of an estimator? Which estimator is knownas BLUE?A company that produces video equipment, including videocameras and televisions, is attempting to forecast what newproducts and product innovations might be technologicallyfeasible and that customers might demand 10 years into thefuture. Speculate on what type of qualitative methods itmight use to develop this type of forecast.Plot the logarithm of arrivals for each transportation mode against time, all on the same graph. Which now appears to be growing the fastest?