John Would Like to Conduct a Survey in His Neighborhood

question 60

Multiple Choice

John would like to conduct a survey in his neighborhood to get homeowners' opinions on the Delmarva proposal to switch to natural gas.Which of the following is an example of a stratified sample?

• A) John randomly chooses three streets and selects every third house on those streets.
• B) John selects the first 25 homes that he passes as he walks into the entrance of the development.
• C) John selects every third house on each street.
• D) John selects an equal number of two-story,split-level,and ranch houses.

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Definitions:

Levels Of Honesty

Refers to the varying degrees to which a person is truthful and transparent in their communications and actions.

Scientific Method

A systematic process for investigating phenomena and acquiring new knowledge through observation and experiment.

Evaluating Conclusions

The process of assessing the soundness, validity, or plausibility of the outcomes derived from research or reasoning.

Theory

A broad idea or set of closely related ideas that attempts to explain observations and to make predictions about future observations.