Which study is a survey?

watching the construction of two buildings in your neighborhood and noting which one gets completed first

making a group of people read with red or green lighting to see which one they read faster with

taking a group of children to an ice-cream parlor and giving them new flavors of ice cream to see how quickly they eat their treats

asking a group of randomly selected employees how happy they are with the new employee policy

A survey is a term that refers to a procedure in which the researcher collects data through the previously designed questionnaire, without modifying the environment where the information is collected.

According to the above, an example of a survey would be option D because the employees are chosen randomly and the main purpose of the questionnaire is to know the preferences or perception on a common issue.

Additionally, this survey may be a suitable resource for studying trends in all employees' thinking about the new employee policy. For example, through this it can be established if the employees agree or disagree with the implemented changes.

Learn more about survey in: https://brainly.com/question/12969136

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