An experimenter examines the level of noise in a school bus full of children under the following conditions:
baseline, rock music, baseline, classical music. In this experiment, the dependent variable is:

• A.The level of noise
• B.The type of music
• C.The number of children on the bus
• D.Time

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Instruction that focuses on speed and accuracy of responding can BEST be described as promoting.

• A.fluency.
• B.frequency.
• C.mastery.
• D.precision.

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As part of evaluating procedural integrity on a school based program, it is important for the behavior analyst to assess the quality of data collected by a teacher.
The BEST method is for the behavior analyst to?

• A.take data on student performance simultaneously with the teacher.
• B.compare student's self-graphed data to data collected by the teacher.
• C.compare data collected at the same time by the teacher and another teacher.
• D.compare her/his observation of a student's performance with data collected by the teacher from an earlier training session with the student.

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A teacher says: "Everyone, you have math homework tonight. Tomorrow, I will draw a name from a hat. If that person has completed his or her homework and remembered to bring it back to school, everyone will get extra recess." What type of group contingency is this?

• A.This is not a group contingency
• B.Independent group contingency
• C.Dependent group contingency
• D.Interdependent group contingency

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The "hero procedure" refers to a contingency in which an individual, or small group, earns a reward for a class.
This procedure is an example of what type of group contingency?

• A.semi-dependent
• B.dependent
• C.interdependent
• D.independent

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