[Solved]-Question 3 30 Points Consider Daily Readings Viscosity Chemical Product Xb 77 5 Dataset Av Q37195418

Question 3 (30 points) Consider the daily readings of the Viscosity of Chemical Product XB-77-5 dataset which is available from your blackboard with the name “t9-4 viscosity” a. Use R function arima) to fit at least two different reasonable ARIMA models to this data. b. Select the best model sing information criteria. c. Do residual plots and comment the behaves of residuals like whiteness, residual autocor- relation function. Does portmanteau test give some assessments? d. Do residual QQ-plots and give some comments. Show transcribed image text Question 3 (30 points) Consider the daily readings of the Viscosity of Chemical Product XB-77-5 dataset which is available from your blackboard with the name “t9-4 viscosity” a. Use R function arima) to fit at least two different reasonable ARIMA models to this data. b. Select the best model sing information criteria. c. Do residual plots and comment the behaves of residuals like whiteness, residual autocor- relation function. Does portmanteau test give some assessments? d. Do residual QQ-plots and give some comments.

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Answer to Question 3 (30 points) Consider the daily readings of the Viscosity of Chemical Product XB-77-5 dataset which is availab… . . .