Which of the Following Is the Best Definition of Cluster

question 35

Multiple Choice

Which of the following is the best definition of cluster sampling?

• A)The population is divided into subgroups and a simple random sample is taken from each subgroup.
• B)The population is divided into subgroups;subgroups are combined into clusters,and subsets of clusters are sampled.
• C)The population is divided into subgroups and a single/or several subgroup(s)is/are then selected from which either a census or a sample is drawn.
• D)The population is divided into subgroups and a single/or several subgroup(s)is/are then selected from which a sample is drawn.
• E)The population is divided into subgroups and a systematic sample is taken from each subgroup.

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Definitions:

Research Support

Evidence or backing from scientific studies and investigations that underpin a theory, hypothesis, or finding.

Hippocampus

A region of the brain associated with memory formation and spatial navigation.

Tumor

An abnormal growth of tissue that can be benign (non-cancerous) or malignant (cancerous), arising from an uncontrolled division of cells.

Surgery

A medical procedure involving the manual and instrumental techniques to investigate or treat a pathological condition such as disease or injury.