Choose the Best Answer to Complete the Statement: "In a Statistical

question 29

Multiple Choice

Choose the best answer to complete the statement: "In a statistical context, the term variable is used. . ."

• A)because, like algebra, a statistical variable stands in for some unknown numerical value.
• B)because it describes a characteristic of the population which is never known.
• C)because it is too difficult to get certain information from each member of a population.
• D)because there is variability in the information gathered from the members of a sample or population.

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Definitions:

Counterexamples

Instances or cases that contradict a proposed general rule or law, proving it to be incorrect or too simplistic.

Nurses' Health Study

A long-term research project investigating the factors that influence women's health.

Correlational Research

A scientific research methodology that examines the relationship between two or more variables to determine if a correlation exists.

Causal Research

A type of investigation aimed at determining cause-and-effect relationships.