A Social Scientist Wants to Use Subjects' Number of Hours

question 9

Multiple Choice

A social scientist wants to use subjects' number of hours of television watched to predict their score on a test of propensity to violence. Subjects who watch more television do tend to get higher scores on the test. But regressing their violence test score on their hours of television watch explained only 16 percent of the total score. What is the correlation between their hours of television watched and violence test scores?

• A) 0.16
• B) -0.16
• C) 0.40
• D) -0.40
• E) 0.32

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Definitions:

Overcharging

The act of asking for a price that is higher than what is fair or reasonable.

Inquisitorial System

A legal system where the court or a part of the court is actively involved in investigating the facts of the case, as opposed to an adversarial system where cases are presented by opposing parties.

Adversarial System

A legal system where two opposing parties present their arguments and evidence in court, and a neutral third party (judge or jury) adjudicates.

Concerned

Reflects a state of being worried, anxious, or interested about something.