SCENARIO 16-13 Given Below Is the Monthly Time Series Data for U.S.retail

question 152

Short Answer

SCENARIO 16-13
Given below is the monthly time series data for U.S.retail sales of building materials over a specific year.
The results of the linear trend,quadratic trend,exponential trend,first-order autoregressive,second-order autoregressive and third-order autoregressive model are presented below in which the coded month for the 1^st month is 0:
Linear trend model:

Quadratic trend model:
Third-order autoregressive::

Below is the residual plot of the various models:

-Referring to Scenario 16-13,what is the p-value of the t test statistic for testing the appropriateness of the second-order autoregressive model?

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Definitions:

FICA Taxes

Taxes imposed on both employees and employers to fund Social Security and Medicare, based in the United States.

Payroll Records

Documentation related to employees’ pay, including details of salaries, wages, bonuses, deductions, and taxes, maintained by an employer.

Journal Entry

An accounting entry documenting the specifics of a financial deal.

Current Liability

A company's debts or obligations that are due within one year.