The researchers need respondents for their study about rule violations. They need specific violators as participants., Simple Random Sampling, Purposive Sampling, A researcher needs 10 male students and 10 female students for a study about school discipline.Which sampling method should they use?, Quota Sampling, Snowball Sampling, A teacher needs quick data for a class survey, so she asks students near her desk to answer the questionnaire., Cluster Sampling, Convenience Sampling, A researcher wants to study a group of street artists, but they are hard to find. The first artist refers other artists who can participate., Snowballing Sampling, Simple Random.

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