METHODS OF DATA COLLECTION
TOOLS OF DATA COLLECTIONS THEIR TYPES ATTRIBUTES AND USES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Every member is the population has an equal chance of being chose
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When you pick every nth person
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When one participant introduces the researcher to other members in the population
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When the researcher has an exact ‘quota’ of people from different categories in proportion to their numbers in the wider population
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Detailed explanation-1: -Snowball sampling is a recruitment technique in which research participants are asked to assist researchers in identifying other potential subjects.
Detailed explanation-2: -Snowball sampling or chain-referral sampling is defined as a non-probability sampling technique in which the samples have traits that are rare to find. This is a sampling technique, in which existing subjects provide referrals to recruit samples required for a research study.
Detailed explanation-3: -Snowball sampling uses a small pool of initial informants to nominate, through their social networks, other participants who meet the eligibility criteria and could potentially contribute to a specific study. The term “snowball sampling” reflects an analogy to a snowball increasing in size as it rolls downhill.