If the forecasted value of the time series variable for period 2 is 20.5 and the actual value observed for period 2 is 20, what is the forecast error in period 2?
Forecast error=-2.5
If the forecasted value of the time series variable for period 2 is 20.5 and the...
Below you are given the first four values of a time series. Time Period Time Series Value 1 18 2 20 25 17 Using a fourth-order moving average, the forecasted value for period 5 is 2.5 20 O 17 10
Consider the following time series data. Month Value 1 21 2 3 4 14 2014 5 18 6 21 7 15 Round your answers to two decimal places. a. Compute MSE using the most recent value as the forecast for the next period. Mean squared error is What is the forecast for month 8? b. Compute MSE using the average of all data available as the forecast for the next period Mean squared error is What is the forecast for...
Problem 15-01 (Algorithmic) Consider the following time series data. Week 1 2 3 4 6 Value 20 14 16 10 18 14 Using the naiïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy a. Mean absolute error. Round your answer to one decimal place. b. Mean squared error. Round your answer to one decimal place. c. Mean absolute percent error. Round you answer to two decimal places. d. What is...
Consider the following time series data. Week 1 2 3 45 6 Value 20 12 15 11 18 13 Using the naive method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy. (a) Mean absolute error If required, round your answer to one decimal place. (b) Mean squared error If required, round your answer to one decimal place. (c) Mean absolute percentage error If required, round your intermediate calculations and final answer...
Respond to each of the items using the following time series data. Period 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Demand 144 172 157 160 144 181 160 176 149 183 182 149 153 164 153 104 Click here for the Excel Data File b. Compute all possible forecasts using a five-period moving average. (Round your answers to 1 decimal place.) Period Demand 5-period SMA Absolute Errors 1 144 2 172...
Consider the following time series data. Week 1 2 3 45 6 Value 19 12 15 10 19 15 Using the naïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy. (a) Mean absolute error If required, round your answer to one decimal place. (b) Mean squared error If required, round your answer to one decimal place. (c) Mean absolute percentage error If required, round your intermediate calculations and final answer...
Consider the following time series data. Week 1 2 3 4 5 6 Value 1914 16 10 19 13 Using the naïve method (most recent value) as the forecast for the next week, compute the following measures of forecast accuracy. a. Mean absolute error. Round your answer to one decimal place. b. Mean squared error. Round your answer to one decimal place. c. Mean absolute percentage error. Round your answer to two decimal places. d. What is the forecast for...
Question 2 A-E. 1 Q2. The following time series shows the number of units of a product sold over the past six months. Units Sold Month (Thousands) 9 2 3 3 6 4 6 5 12 6 9 Consider the following 3-month moving average for the above time series and forecast the sales volume for month 7. Month Units Sold 3-month moving (Thousands) average Forecast (F) error Squared Error 9 * * ذرا * * * * ** 2 3...
Consider the following time series: Yt5 12 10 13 16 a. Choose the correct time series plot. (1) Times Series Value () Times Series Value Time period (t) 3 Times Scries (iv) Times Series Value Time periodo Time periodo (ii) Times Series Value Times Series Value Time period (1) Time periodo What type of pattern exists in the data? b. Use simple linear regression analysis to find the parameters for the line that minimizes MSE for this time series. Round...
omework Consider the following time series data Month 1 2 3 4 5 6 7 Value 21 14 18 13 18 21 14 a. Which of the following is a correct time series plot for this data? や" -Select your answer- What type of pattern exists in the data? -select your answer- b. Develop the three-month moving average forecasts for this time series. Compute MSE and a forecast for month 8 (to 2 decimals if necessary). Enter negative values as...