Existing Statistics Research

question 28

Multiple Choice

Existing statistics research

• A)is the examination of numerical information from government documents or official reports.
• B)is most frequently used for descriptive research.
• C)is done by asking people questions using a written questionnaire.
• D)allows a researcher to discover features in the content of large amounts of material that might otherwise go unnoticed.
• E)may be time consuming if the researcher does not carefully consider the meaning of what he or she finds.

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Definitions:

Intussusception

A medical condition where part of the intestine folds into another section of the intestine, leading to blockage.

Melena

The passage of black, tarry stools, indicative of gastrointestinal bleeding.

GI Series

A series of diagnostic tests that produce images of the gastrointestinal tract to detect abnormalities or diseases.

Barium

A chemical element with the symbol Ba, number 56 on the periodic table, used primarily in X-ray imaging to improve the contrast of the images.