Variance Is

question 34

Multiple Choice

Variance is

• A)a measure of the average,or central value of a random variable
• B)a measure of the dispersion of a random variable
• C)the square root of the standard deviation
• D)the sum of the deviation of data elements from the mean

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Definitions:

Medical Assistant

A healthcare professional who performs administrative and clinical tasks to support patient care in medical settings.

Procedure Performed

A medical or surgical action or operation carried out to diagnose or treat a disease, injury, or condition.

Medical Record

A comprehensive document that contains a patient's health history, treatments received, and progress notes, maintained by healthcare providers.

Patient Identifier

A unique code, number, or set of information used to ensure patients are correctly identified within a healthcare system.