Ralph Wants to Examine Group-Related Changes as Well as Age-Related

question 18

Multiple Choice

Ralph wants to examine group-related changes as well as age-related changes as a function of time. Which quasi-experimental design would be most appropriate for him to use?

• A) nonequivalent-groups design
• B) time-series design
• C) longitudinal design using cohorts
• D) single-case experimental design

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Definitions:

Oxygen Consumption

The process by which living organisms utilize oxygen to metabolize organic compounds and produce energy.

Exercise

Physical activity that is planned, structured, and repetitive for the purpose of conditioning any part of the body.

Myoglobin

An oxygen-binding protein found in the muscle tissues of vertebrates, similar to hemoglobin, which stores oxygen for use during muscular activity.

Skeletal Muscle

A type of muscle that is attached to bones and allows movement by contracting and relaxing.