A Researcher Was Observing How Children Play on Playground Equipment

question 21

Multiple Choice

A researcher was observing how children play on playground equipment at a public park. The observers were out in the open and parents were told that their children were being observed. This type of observation is called _____ observation.

• A) visible
• B) primary
• C) ethnographic
• D) obtrusive

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Definitions:

Sample Proportion

The fraction or percentage of the sample that represents a particular characteristic or outcome.

Mammogram

A specialized medical imaging technique that uses low-dose x-rays to visualize the internal structures of the breast, used primarily for breast cancer screening and diagnosis.

Respondents

Individuals who answer a survey or questionnaire.

Dependent/Outcome Variable

A variable in an experimental setting that is being measured or tested, expected to change as a result of manipulations to the independent variable(s).