The data in accidentdta are the weekly automobile accident, Ask an Expert

Management Studies

The data in Accident.dta are the weekly automobile accident counts for the years 2006 and 2007 in Havana County. Determine the appropriate ARIMA model, and forecast the accident rate five weeks ahead from the forecast origin t = 85 (make a line plot comparing the data with your forecast). Compare your forecasts with the actual accident rate using the MAPE (Mean absolute percentage error). How accurate are your forecasts? Forecast the accident rate 10 weeks ahead from the 90th week and 1 make a line plot with the data and forecast. Be sure to check for stationarity with the Dicky-Fuller test, include auto-correlation and partial-autocorrelation figures justifying your best guess for the arima model and results from trying out different alternative models. Please explain why you chose your final model for the forecast (discuss the significance of the coefficients and the independence of the residuals).

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Operation Management, Management Studies

Category:- Operation Management
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