A Researcher Wants to Compare the Performance of Three Types

question 102

Multiple Choice

A researcher wants to compare the performance of three types of pain relievers in volunteers
Suffering from arthritis. Because people of different ages may suffer arthritis of varying degrees of
Severity, the subjects are split into two groups: under 60 and over 60. Subjects in each group are
Randomly assigned to take one of the medications. Twenty minutes later they rate their levels of
Pain. This experiment …

• A) has two factors, medication and age.
• B) is completely randomized.
• C) has one factor (age) blocked by medication type.
• D) uses matched pairs.
• E) has one factor (medication) blocked by age.

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Definitions:

Interpersonal Relationship

A connection between two or more people, based on social or emotional interactions, communication, and shared experiences.

Printed Message

Information or content that is conveyed through a medium that has been physically printed, such as a book or newspaper.

Electronic Media

Platforms or channels that use electronics or digital technology for the distribution of content to a wide audience.

Compositional Mode

Refers to the methods or techniques used in creating artistic or literary works.