Some Researchers Want to Compare 60-Year-Olds to 80-Year-Olds,but They Worry

question 130

Multiple Choice

Some researchers want to compare 60-year-olds to 80-year-olds,but they worry about finding similar groups of people.Which design would be best for minimizing that problem?​

• A)Cross-sectional
• B)​Longitudinal
• C)​Single-blind
• D)​Double-blind

---

Definitions:

Clients

Individuals or organizations that receive professional services or advice from a business or professional, particularly in contexts such as counseling, law, or consulting.

Psychotherapy

A form of treatment for emotional and mental disorders, utilizing psychological techniques to assist individuals in understanding and overcoming difficulties through discussions and activities with a therapist.

Therapists' Perceptions

How therapists view, understand, or interpret various aspects of their clients’ behaviors, symptoms, or situations.

Effectiveness

The degree to which something is successful in producing a desired result; efficiency.