A Researcher Has 80 Participants for a Study That Involves

question 3

Multiple Choice

A researcher has 80 participants for a study that involves four experimental conditions. If she assigns participants to conditions using matched random assignment, how many matched clusters or blocks will she form before assigning participants to conditions?

• A)80
• B)20
• C)4
• D)1

---

Definitions:

Calcium-Enhanced

Referring to products or processes that have been fortified with calcium, a vital mineral for bone health and biological functions.

Social Readjustment Rating Scale

A scale that measures stress levels based on life events and changes, helping to predict risk for stress-related health problems.

Coping Mechanism

Strategies or techniques that individuals use to manage stress, adversity, or trauma.

Aggression

Behavior intended to harm or intimidate another individual, whether through physical force, verbal assault, or psychological manipulation.