Due to the snowball may be a participant demographics of samples, as well as concepts and a similar attitude. Lack of diversity and can cause tolerance study.
Using the snowball may be a participant demographic characteristics of the sample as well as the ideas and attitudes that are similar. Lack of diversity And may lead to inaccurate results.
Due to using the snowball may make participant with population of samples as well as the concept and attitude that is similar, lack of variety. And may cause the error has .