In the Context of a Fairly Stable Time Series with Relatively

question 1

Multiple Choice

In the context of a fairly stable time series with relatively little random variability, which of the following statements is true of single exponential smoothing (SES) ?

• A) Values of the smoothing constant larger than 0.5 place more emphasis on recent data.
• B) Exponential smoothing models completely forget past data if the smoothing constant is strictly between 0 and 1.
• C) Typical values for the smoothing constant are in the range of 1 to 1.5.
• D) Values of the smoothing constant smaller than 0.1 allow a forecast to react faster to changing conditions.

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Definitions:

Israel Hill

A community in Virginia formed by free African Americans in the early 19th century, symbolizing resilience and the quest for autonomy among free black populations in the Antebellum South.

Richard Randolph

An American planter and politician from Virginia, known for his participation in the political and social debates of his time.

Transportation Revolution

Refers to the rapid expansion of transportation networks, including roads, canals, and railroads, in the United States during the 19th century, which significantly influenced economic and social landscapes.

Cotton Economy

An economic system heavily reliant on the production, trade, and processing of cotton, particularly significant in the Southern United States before the Civil War.