Which of the Following Is a Required Condition for Using

question 69

Multiple Choice

Which of the following is a required condition for using the normal approximation to the binomial distribution in testing the difference between two population proportions?

• A)n1p1 > 5 and n2p2 > 5.
• B)n2(1 - p2) > 5.
• C)n1p1 > 5, n1(1 - p1) > 5, n2p2 > 5 and n2(1 - p2) > 5.
• D)n1(1 - p1) > 5 and n2(1 - p2) > 5.

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Definitions:

Upper GI Series

A series of radiographs of the esophagus, stomach, and small intestine taken after swallowing a contrast material to diagnose conditions and abnormalities.

Barium Swallow

A diagnostic imaging test that involves swallowing barium sulfate to coat the inside of the esophagus, stomach, and small intestine to be visible on X-ray.

Contrast Agent

A substance used in medical imaging to enhance the visibility of internal structures in radiographic procedures.

Retrograde Pyelogram

A type of X-ray examination of the urinary system that involves injecting a contrast agent to view the ureters, bladder, and kidneys.