Jon Is Interested in the Benefits of Community Service for Student

question 10

Multiple Choice

Jon is interested in the benefits of community service for student self-esteem. He administers a self-esteem measure at the beginning of the school year and then assigns students to one of three types of community service activities. After the service is complete he again measures their self-esteem to see differences. Which of the following might be a causal-comparative research question Jon first posed prior to designing his study?

• A) What types of community service do students say that they would like to complete?
• B) Is 5 hours of community service enough for students to gain benefits in self-esteem?
• C) Is there a relationship between self-esteem scores taken before and self-esteem scores taken after community service?
• D) Are there differences in students' self-esteem after engagement in three types of community service activities?

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Definitions:

Expiratory Reserve Volume

The additional amount of air that can be forcefully exhaled after a normal exhalation, used to measure lung function.

Inspiratory Reserve Volume

The additional amount of air that can be inhaled after a normal inhalation, contributing to the total lung capacity.

Peak Expiratory Flow

A measure of the fastest speed at which a person can exhale air after a maximal inhalation, often used in diagnosing and monitoring asthma.

Tidal Volume

The volume of air moved into or out of the lungs during a normal breath at rest.