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:

Thoracic

Relating to the thorax, the part of the mammalian body between the neck and the abdomen, housing primary organs such as the heart and lungs.

Lumbar

Referring to the lower back segment of the vertebral column, consisting of five vertebrae.

Sacral

Pertaining to the sacrum, the triangular bone at the base of the spine formed from fused vertebrae, important in the structure of the pelvis.

Cranial Nerves

Twelve pairs of nerves that originate in the brainstem and control motor and sensory functions of the head and neck.