SCENARIO 3-3 The Ordered Array Below Represents the Number of Vitamin Supplements

question 26

Short Answer

SCENARIO 3-3
The ordered array below represents the number of vitamin supplements sold by a health food store in
a sample of 16 days.
19, 19, 20, 20, 22, 23, 25, 26, 27, 30, 33, 34, 35, 36, 38, 41
Note: For this sample, the sum of the values is 448, and the sum of the squared differences between
each value and the mean is 812.
-Referring to Scenario 3-3,the arithmetic mean of the number of vitamin supplements sold in this sample is_____ .

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Definitions:

Reason Rule

Refers to the purpose or reason for doing a test or procedure, an insurance company criteria for reimbursement; the reason for the patient visit (encounter) is coded first. This is the primary diagnosis; any other issues the patient presents with (comorbidities) are coded next, in order of importance. This includes chronic conditions that must be considered or will be affected by the treatment for the primary diagnosis.

Indexing Rule

Guidelines or principles used in organizing, categorizing, and locating information or data systematically.

Evaluation And Management Service

Medical services provided by healthcare providers to assess and manage a patient's health status typically involving history taking, examination, and medical decision making.

Downcoding

A practice of third-party payers in which the benefits code has been changed to a less complex or lower-cost procedure than was reported; another payer practice in which a reported evaluation & management service is reduced to a lower level based strictly on the diagnosis code reported.