A Factorial Study Compares the Effectiveness of Two Allergy Medications

question 16

Multiple Choice

A factorial study compares the effectiveness of two allergy medications by measuring symptoms immediately before taking the medication, 30 minutes after the medication, and 3 hours after the medication. Half of the participants take one of the medications and the rest take the second medication. Which statement accurately describes this study?

• A) It is a between-subjects design that uses both the experimental and nonexperimental strategies.
• B) It is a between-subjects experiment.
• C) It is a nonexperimental between-subjects design.
• D) It combines between- and within-subjects designs and uses both the experimental and nonexperimental strategies.

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Definitions:

Breathing Rate

The number of breaths a person takes per minute, an important parameter in assessing respiratory health or effort.

Heart Rate

The number of heartbeats per unit of time, typically expressed in beats per minute (bpm), an important measure of heart health and function.

Brain Activity

The functionality of the brain marked by electrical impulses, which can be measured and studied to understand behavior, thoughts, and emotions.

Sleep Patterns

The cyclical periods of sleep and wakefulness experienced by an individual, typically over a 24-hour period, including the quality, duration, and consistency of sleep.