**9.9 Snowball sampling**

Participants in the study are referred to the researcher by other individuals who match the characteristics needed for the study. This method is most applicable to

**Figure 6.**

*Quota sampling (source: https://deepai.org/machine-learning-glossary-and-terms/quota-sample).*

#### **Figure 7.**

*Purposive sampling (source: https://research-methodology.net/sampling-in-primary-data-collection/purposivesampling/).*
