Concerning a Seasonal Index for Monthly Data, Which Statement Is

question 17

Multiple Choice

Concerning a seasonal index for monthly data, which statement is incorrect?

• A)A multiplicative index value of 1.000 indicates no seasonal deviation from trend.
• B)Additive indexes are adjusted so they always sum to 12.
• C)To make forecasts, we multiply the trend by each month's seasonal index.
• D)Seasonal indexes are obtained by the process called decomposition of a time series.

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Definitions:

Cheyenne Tribesmen

Members of the Cheyenne, a Native American people known for their history as nomadic hunters and their involvement in the resistance to westward expansion of the United States.

U.S. Troops

Members of the United States Armed Forces, including the Army, Navy, Marine Corps, Air Force, and Coast Guard.

Battle of Chancellorsville

A significant encounter during the American Civil War in 1863, where Confederate General Robert E. Lee achieved a victory against the Union Army.

Emancipation Proclamation

An executive order issued by President Abraham Lincoln on January 1, 1863, which declared the freedom of slaves in Confederate territories.