Sales of Computers Over the Last Five Months Were January

question 18

Multiple Choice

Sales of computers over the last five months were January 34 / February 37 / March 28 / April 37 / May 39. What is the difference between the three-month moving average forecast for May and
The actual sales?

• A) 3
• B) 4
• C) 5
• D) 6
• E) 7

---

Definitions:

Pediatric Blood Pressure

The measurement of the force of blood against artery walls in children, used to assess cardiovascular health.

Croup

A viral infection in children characterized by a distinctive barking cough and difficulty breathing due to inflammation of the larynx and trachea.

Sinus Arrhythmia

A naturally occurring variation in heart rate that occurs during a breathing cycle, typically considered normal.

Sphygmomanometer

A device used to measure blood pressure, typically consisting of an inflatable cuff, a measuring unit (either mercury or aneroid), and a mechanism for inflation which may be manual or automatic.