The Sample Mean Is 12,the Population Average Is 19,and the Standard

question 9

Multiple Choice

The sample mean is 12,the population average is 19,and the standard error of the mean is 4.What is the observed z value?

• A)-1.75
• B)-0.75
• C)1.75
• D)3.5,

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Definitions:

Ascites

Accumulation of fluid in the peritoneal cavity, often due to liver disease or heart failure.

Dysphagia

Difficulty or discomfort in swallowing, as a symptom of disease.

Stomatitis

Inflammation of the mouth and lips, which can result in soreness, ulcers, and swelling, often caused by infections, irritants, or underlying diseases.

Bolus

A small rounded mass of substance, especially of chewed food at the moment of swallowing.