PREMIUM
πŸ“š FPSC SST 2026 Preparation Group
Join Our WhatsApp Group for SST Past Papers & Mock Tests
βœ… Daily MCQs β€’ πŸ’‘ Expert Tips β€’ πŸ“š Past Paper Discussion
Join Group β†’

Researchers studying a difficult-to-access population recruit new participants through existing participants. This is:

A. Snowball sampling
B. Quota sampling
C. Stratified sampling
D. Cluster sampling
Correct Answer: A. Snowball sampling

Snowball sampling uses participant referrals.

Leave a Comment

Your email address will not be published. Required fields are marked *

Join Our WhatsApp Channel ×
Scroll to Top