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

question 142

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 second- order autoregressive model?

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Definitions:

Capital Budgeting

Capital budgeting is the process by which a business evaluates and selects significant long-term investments, based on potential returns and strategic objectives.

Net Acquisition

When there is a purchase and sale of assets (within the same asset class) in the same year, CCA is calculated on the capital cost of the new asset minus the lesser of the original capital cost or the net proceeds from the asset disposed.

Half-year Rule

The half-year rule is a tax regulation that allows only half the year's depreciation expense on newly acquired assets to be deducted in the first year.

Asset Class

A group of securities that exhibit similar characteristics, behave similarly in the marketplace, and are subject to the same laws and regulations.