The Presence of Extraneous Factors in a Study That Affect

question 35

Multiple Choice

The presence of extraneous factors in a study that affect the dependent variable and can decrease the internal validity of the study is called ______.

• A) a second variable
• B) a fourth variable
• C) a sixth variable
• D) a third variable

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Definitions:

Essential Tremor

A neurological disorder that causes involuntary and rhythmic shaking, affecting mainly the hands but can also impact other parts of the body.

Rest

A period of relaxation, sleep, or inactivity, which is essential for physical and mental rejuvenation.

Paraplegia

The impairment or loss of motor or sensory function in the lower extremities, typically as a result of spinal cord injury or disease.

Trauma

Physical injury or wound, or emotional shock resulting from a violent event or situation that causes stress or pain.