RESEARCH METHODOLOGY

Detailed explanation-1: -Purposive sampling refers to a group of non-probability sampling techniques in which units are selected because they have characteristics that you need in your sample.

Detailed explanation-2: -Purposive sampling requires researchers to have prior knowledge about the purpose of their studies so that they can accurately choose and approach eligible participants. This is collected according to the requirements of the test, survey, or research that it’ll be used for.

Detailed explanation-3: -Opportunity Sampling Uses people from the target population available at the time and willing to participate. It is based on convenience. An opportunity sample is obtained by asking members of the population of interest if they would participate in your research.

Detailed explanation-4: -Definition. The process of identifying a population of interest and developing a systematic way of selecting cases that is not based on advanced knowledge of how the outcomes would appear. The purpose is to increase credibility not to foster representativeness.

Detailed explanation-5: -Simple random sampling. Systematic sampling. Stratified sampling. Clustered sampling. Convenience sampling. Quota sampling. Judgement (or Purposive) Sampling. Snowball sampling.