Which of the Following Statements About Cluster Sampling Is True

question 48

Multiple Choice

Which of the following statements about cluster sampling is true?

• A)Each cluster is assumed to be representative of the homogeneity of the target population.
• B)The prospective sampling units are selected for the sample using systematic random sampling.
• C)Area sampling is a form of cluster sampling.
• D)In practice, cluster sampling is difficult to implement.
• E)Cluster sampling requires a substantially large budget.

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Definitions:

Animal Models

Non-human species used in research and experiments to understand biological processes and diseases affecting humans.

Gene Targeting

A molecular biology technique that uses homologous recombination to modify the genome of an organism at a precise location.

Fluorescent Dyes

Chemical compounds that absorb light at one wavelength and emit it at another, used to stain and visualize biological molecules or cells under a microscope.

Microarray

A laboratory tool used to detect the expression of thousands of genes at the same time, allowing researchers to understand complex genetic processes.