Given a Sample of Three Items (X = 4, 6

question 22

Multiple Choice

Given a sample of three items (X = 4, 6, 5) , which statement is incorrect?

• A)The geometric mean is 5.2.
• B)The standard deviation is 1.
• C)The coefficient of variation is 20 percent.
• D)The quartiles are useless.

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Definitions:

Pelvic Exam

A physical examination of the female pelvic organs by a healthcare professional to check for abnormalities.

Fecal Occult Blood Tests

Medical tests used to detect hidden (occult) blood in the stool, an indicator of possible gastrointestinal bleeding.

Otoscope

A medical instrument designed for examining the ear canal and eardrum.

Stethoscope

An instrument used in auscultation to convey to the ear the sounds produced by the body.