1.0000 8000 6000 4000 2000 0000 -2000 -4000 -6000 8000 6000 4000- الہ الا 2000 0000 -2000 <-4000 -6000- -8000 Wh ACF -Upper Limit Lower Limit IPACF Upper Limt Lower Limt The ACF and PACF shown above were calculated using data you have been asked to forecast. Answer the following questions. a. What do these plots probably indicate? b. What kind of adjustment is needed before ARIMA (Box Jenkins) type forecasting model can be applied to the data?
1.0000 8000 6000 4000 2000 0000 -2000 -4000 -6000 8000 6000 4000- الہ الا 2000 0000 -2000 <-4000 -6000- -8000 Wh ACF -Upper Limit Lower Limit IPACF Upper Limt Lower Limt The ACF and PACF shown above were calculated using data you have been asked to forecast. Answer the following questions. a. What do these plots probably indicate? b. What kind of adjustment is needed before ARIMA (Box Jenkins) type forecasting model can be applied to the data?
Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
14th Edition
ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Publisher:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Chapter5: Business And Economic Forecasting
Section: Chapter Questions
Problem 3E: Metropolitan Hospital has estimated its average monthly bed needs as N=1,000+9X where...
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