Exhibit 7-6: a Group of Researchers Hypothesizes That Listening to Music

question 74

Multiple Choice

Exhibit 7-6: A group of researchers hypothesizes that listening to music while studying for an exam influences test scores.They randomly selected 28 subjects and divided them into four groups.All groups studied silently for a test for an hour a day for a week.Group 1 studied without music.Group 2 studied with classical music in the background, Group 3 with country, and Group 4 with jazz.The following are the final test scores:
$\begin{array}{l}\begin{array}{lll}\text { Group 1 } & \text { Group 2 } \\50 & 59 \\45 & 57 \\42 & 57 \\41 & 55 \\40 & 56 \\39 & 53 \\38 & 51\end{array}\begin{array}{lll}\text { Group 3} & \text { Group 4 } \\60 & 49 \\56 & 45 \\56 & 45 \\55 & 42 \\54 & 41 \\51 & 39 \\50 & 37\end{array}\end{array}$

-Refer to Exhibit 7-6.What test is most appropriate for this data and hypothesis?

• A) Chi Square Goodness of Fit
• B) Independent t-test
• C) One-way Analysis of Variance
• D) Multifactor Analysis of Variance

Recognize the emotional benefits of helping for intrinsic reasons.

Understand the mechanisms and effects of urban overload on prosocial behavior.

Identify the factors that influence the likelihood of helping behavior.

Understand the role of empathy in prosocial behavior.

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Definitions:

Prozac

A brand name for fluoxetine, a selective serotonin reuptake inhibitor (SSRI) used to treat depression and other mood disorders.

Reabsorption

The process by which the kidneys filter the blood, reabsorbing what the body needs and excreting the rest.

Serotonin

A neurotransmitter involved in the regulation of mood, appetite, and sleep, and implicated in depression when levels are insufficient.

Tardive Dyskinesia

A neurological disorder characterized by involuntary, repetitive body movements, often resulting from long-term use of antipsychotic medication.