7) Suggest an appropriate specification of ARMA model for the data, for which thefollowing results were provided to you by Matlab. Justify your choice – explain it. Writethe general form of the ARMA model with the values (orders of the AR and MA part)that you have suggested.Sample Autocorrelation FunctionSample Partial Autocorrelation Function0.80.80.60.60.40.40.20.2-02-02-04-0.4101214161820101520LagLagAnd the BIC matrix (BIC values for models of orders (0,0) to (3,3)) is the following one:BIC =1.0е-03 *3.4214 2.9690 2.8886 2.89393.0126 2.9112 2.8948 2.89772.8597 2.8627 2.8694 2.87622.8527 2.86952.8731 2.8800Sample AutocorrelationSample Partial Autocorrelations

The objective is to identify the suitable ARMA model of order (p,q) using the given ACF and PACF…

Answered: 7) Suggest an appropriate specification…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A study of emergency service facilities investigated the relationship between the number of facilities and the average distance traveled to provide the emergency service. The following table gives the data collected. Average Distance Number of Facilities (miles) 1.65 11 1.12 16 0.83 21 0.62 27 0.50 30 0.47 (a) Develop a scatter diagram for these data, treating average distance traveled as the dependent variable. 1.8 - 35- 1.8 1.8 1.6 1.6 1.6- 30 1.4- 1.4 1.4 1.2- 25 1.2 1.2 1. 1. 1. 20 0.8 0.8 0.8 0.6- 15 0.6- 0.6 0.4- 0.4 0.4 10 0.2 0.2 0.2 0. 5 0.- 0. 10 15 20 25 30 35 0. 0.2 0.4 0.6 0.8 1. 1.2 1.4 1.6 1.8 10 15 20 25 30 35 10 15 20 25 30 35 Number Distance Number Number (b) Does a simple linear regression model appear to be appropriate? Explain. O No, the scatter diagram suggests that there is no relationship. No, the scatter diagram suggests that there is a curvilinear relationship. O Yes, the scatter diagram suggests that there is a linear relationship. (c) Develop an estimated…
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