The Variance of a Sample of 144 Observations Equals 576

question 27

Multiple Choice

The variance of a sample of 144 observations equals 576. The standard deviation of the sample equals

• A) 12.
• B) 21.
• C) 441.
• D) 63,504.

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Definitions:

Specific Allergies

Allergic reactions that are triggered by specific allergens, which can vary greatly among individuals.

Abnormal Cells

Cells exhibiting atypical structure or behavior, often indicative of disease processes such as cancer.

Noncancerous

A term used to describe tumors or growths that do not invade nearby tissues or spread to other parts of the body.

Malignant

A type of tumor or neoplasm that is invasive and destructive and that tends to metastasize; it is commonly known as cancerous.