A Given Time-Series Is Said to Have a Time-Trend If

question 27

Multiple Choice

A given time-series is said to have a time-trend if

• A)an unexpected shift in time-series data.
• B)the data trend upward or downward over time.
• C)a number of outliers in cross-section data.
• D)an independent variable is correlated with the dependent variable but there is no theoretical justification for the relationship.

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Definitions:

AIDS

Acquired Immune Deficiency Syndrome, a life-threatening condition caused by the Human Immunodeficiency Virus (HIV), leading to severe damage to the immune system.

Cancer

A broad group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body.

Immune System

The complex network of cells, tissues, and organs that work together to defend the body against attacks by "foreign" invaders such as bacteria, viruses, and other pathogens.

Malaria

A life-threatening disease transmitted by mosquitoes, characterized by fever, chills, and anemia.