A Psychologist Is Interested Looking at the Effectiveness of a New

question 124

Multiple Choice

A psychologist is interested looking at the effectiveness of a new computer program in helping students learn math. She decides to test this new program with a group of middle school students. At this particular school, the boys and girls tend to be disruptive when they are in the same classroom, so she decides to run them in separate groups in the
Experiment. She creates a group of boys, each of them using the computer program four times per week. She creates a group of girls to serve as a comparison group and they do not get the computer program. This experimental design is flawed because gender is a
Confounding variable and as a result the following has been lowered:

• A) internal reliability
• B) external reliability
• C) internal validity
• D) external validity

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Definitions:

Energy Fields

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Hydromorphone

A potent opioid analgesic medication used to relieve moderate to severe pain.

Naloxone (Narcan)

A medication used to counter the effects of opioid overdose, rapidly reversing the life-threatening respiratory depression.

Music Therapy

A therapeutic approach that uses music interventions to accomplish individualized goals within a therapeutic relationship.