Which of the example requires snowball sampling technique?

Correct option is B

The example that requires a snowball sampling technique is Non-heterosexual persons. Snowball sampling is particularly useful for reaching hidden or hard-to-reach populations.
Information Booster:
1. Snowball Sampling: A non-probability sampling method where existing participants recruit future participants from among their acquaintances.
2. This technique is often used in social research to access populations that are difficult to identify or approach directly.
3. Non-Heterosexual Persons: A hidden population due to potential social stigma or privacy concerns.
4. Students with Hearing Impairments: Can be sampled through schools or organizations.
5. Untrained School Teachers: Can be identified through educational institutions.
6. First Generation Learners: May be accessed through schools and community programs.
Additional Information:
· Snowball Sampling: Useful for qualitative research and studies involving sensitive topics.
· Hidden Populations: Groups that are not easily accessible due to privacy, stigma, or small numbers.
· Qualitative Research: Focuses on understanding experiences and perspectives.
· Sampling Techniques: Include probability (random sampling) and non-probability methods (convenience, purposive).