Explain the Completely Randomized Design

question 29

Multiple Choice

Explain the Completely Randomized Design
-A drug company wanted to test a new depression medication. The researchers found 700 adults aged 25-35 and randomly assigned them to two groups. The first group received the new drug, while the second received a placebo. After one month of treatment, the percentage of each group whose depression symptoms decreased was recorded and compared. How many levels does the treatment in this experiment have

• A) 2 (medication or placebo)
• B) 700 (number of respondents)
• C) 1 (months of treatment)
• D) 10 (age span of respondents)

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Definitions:

Psychodynamic

A rephrased definition would be an approach in psychology that studies the psychological forces underlying human behavior, feelings, and emotions and how they might relate to early experience.

Biological Perspective

An approach in psychology focused on understanding human and animal behavior through biological processes.

Cerebral Tissue

The brain tissue that consists of neurons and glial cells; responsible for most major functions like thought, memory, and motor control.

Antisocial Personality Disorder

A mental health condition characterized by a long-term pattern of disregard for, or violation of, the rights of others.