Which of the Following Is an AR(3)model?
A)y_t = $\delta$ $\theta$

question 22

Multiple Choice

Which of the following is an AR(3) model?

• A)y_t = \(\delta\)+ \(\theta\) ₁y_t-1+\(\theta\) ₂y_t-2 +\(\theta\) ₃y_t-3 + \(\delta\)₀x_t + \(\delta\)₁x_t-1+\(\delta\)₂x_t-2+ \(\delta\)₃x_t-3 + v_t
• B)y_t =\(\delta\)+ \(\theta\) ₁y_t-1+ \(\delta\)₀x_t + \(\delta\)₁x_t-1+\(\delta\)₂x_t-2+ \(\delta\)₃x_t-3 + v_t
• C)y_t = \(\delta\)+ \(\theta\) ₁y_t-1+\(\theta\) ₂y_t-2 +\(\theta\) ₃y_t-3 + \(\delta\)₀x_t + \(\delta\)₁x_t-1+ v_t
• D)y_t = \(\delta\)+ \(\theta\) ₁y_t-1+\(\theta\) ₂y_t-2 +\(\theta\) ₃y_t-3 + v_t

---

Definitions:

Laptop Computers

Portable personal computers suitable for mobile use, offering a combination of computing, battery life, and multimedia capabilities.

Tablet Devices

Electronic devices with a touchscreen interface, designed for portability and multimedia use.

Salesforce Structure

The organization and hierarchy of a sales team, including roles, responsibilities, and territories.

Geographic

Pertaining to the physical locations and regions when considering market segmentation or business expansion strategies.