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

question 19

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 your forecast for the 13^th month using the exponential- trend model?

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Definitions:

Worksheet

A document used by accountants to gather information for adjusting entries and to prepare financial statements.

Asset Expires

Refers to the expiration or depletion of the useful life or service period of an asset, at which point it may no longer be productive or useful for the business.

Revenue

Revenue is the total amount of money that a company receives from its activities, mainly from sales of products or services, before any expenses are subtracted.

Original Cost

The purchase price of an asset or service, including installation fees, transportation charges, and any other expenses necessary to make the asset operational.