MANAGEMENT

Detailed explanation-1: -Snowball sampling or chain-referral sampling is defined as a non-probability sampling technique in which the samples have rare traits. This is a sampling technique, in which existing subjects provide referrals to recruit samples required for a research study.

Detailed explanation-2: -Snowball sampling is a non-probability sampling method where new units are recruited by other units to form part of the sample. Snowball sampling can be a useful way to conduct research about people with specific traits who might otherwise be difficult to identify (e.g., people with a rare disease).

Detailed explanation-3: -2020-06-30. Market Research. Survey sampling is a statistical process that involves selecting and surveying individuals from a particular population.

Detailed explanation-4: -The researcher then observes the nominated subjects and continues in the same way until the obtaining sufficient number of subjects. For example, if obtaining subjects for a study that wants to observe a rare disease, the researcher may opt to use snowball sampling since it will be difficult to obtain subjects.