What Is the "Third-Variable Problem

question 50

Multiple Choice

What is the "third-variable problem"?

• A) When a researcher measures so many variables that it's difficult to make sense of the data.
• B) When a research considers only one direction of causation between two variables that are strongly correlated.
• C) When a researcher measures variables that are not relevant to the relationship he or she is most interested in.
• D) When a researcher fails to consider that two variables may be correlated due only to the effects of some unmeasured third variable.

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Definitions:

Nerve Coverings

Protective sheaths around nerves, such as the myelin sheath, that help speed the transmission of nerve impulses.

Prematurely

Occurring or done before the usual or proper time; too early.

Age Of Viability

The age at which a fetus may survive outside the womb, typically considered to be around 24 weeks of gestation with medical support.

Attachment

An emotional bond that forms between individuals, often influencing patterns of interpersonal relationships throughout life.