All of the Following Are True About a Stationary Time

question 47

Multiple Choice

All of the following are true about a stationary time series except

• A) Its statistical properties are independent of time.
• B) A plot of the series will always exhibit a horizontal pattern.
• C) The process generating the data has a constant mean
• D) There is no variability in the time series over time.

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Definitions:

Tenth Amendment

An amendment to the United States Constitution that emphasizes the federal system of government by stating that powers not delegated to the federal government nor prohibited to the states, are reserved to the states or to the people.

Federal System

A system of government where power is divided between a central (or federal) government and regional (state or provincial) governments.

Governmental Responsibilities

Duties and obligations that a government is expected to carry out for the benefit of its citizens, including providing public services, ensuring national security, and upholding the law.

Federal Arrangement

A political system where power is divided between a central government and various regional governments.