Which of the Following Is a Correct Statement

question 28

Multiple Choice

Which of the following is a correct statement?

• A)Choosing the third person listed on every fifth page of the phone book is stratified sampling.
• B)An advantage of a systematic sample is that no list of enumerated data items is required.
• C)Convenience sampling is used to study shoppers in convenience stores.
• D)Judgment sampling is an example of true random sampling.

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Definitions:

History

A field of study concerned with the analysis and interpretation of past events.

Internal Validity

The extent to which a study can establish a cause-and-effect relationship free from external influences or confounding variables.

Simple Interrupted Time-Series Design

A research design analyzing data collected at regular intervals over time to determine the effect of an intervention.

Intervention of the Series

A sequence of actions or experimental manipulations designed to investigate the effects of those actions on a subsequent process or outcome.