Khalad Is Conducting a Study to Determine If Motivational Posters

question 13

Multiple Choice

Khalad is conducting a study to determine if motivational posters inspire middle school students to be more pro-social and to complete more homework. He goes to a large school district to conduct his study. In one of the district's middle schools he puts the posters up and in the second school he does not. After the posters are up for two months he compares the GPA and number of disciplinary referrals between the two schools.
-Which of the following represents the dependent measure in Khalad's study?

• A) Pro-social behavior
• B) Homework completion
• C) Disciplinary referral
• D) Motivational poster

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Definitions:

Smaller Number

A value or quantity that is less than another in a given set or range of numbers.

Fair 6-Sided Dice

Refers to an equally balanced die where each of the six faces, numbered from 1 to 6, has an equal probability of landing face up when thrown.

Record

A document or entity that preserves information or data for future reference.

Law of Averages

A layman's term often misused to suggest that a future event is likely to occur to balance out a statistical deviation, though not a formal statistical principle.