Why Would a Nurse Researcher Opt to Use a Stratified

question 6

Multiple Choice

Why would a nurse researcher opt to use a stratified sample in a research study?

• A) The sample population is divided into subsets that are homogeneous for a particular trait or feature.
• B) The sample population is divided into subsets for random assignment into an intervention or a usual-care group.
• C) The sample population is randomly assigned to a specific subgroup that will vary from the others on the basis of type of treatment.
• D) The sample population is randomly assigned to a specific subgroup that will vary from the others on the basis of treatment duration.

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Definitions:

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