The Value of the Sum of the Deviations from the Mean

question 28

Multiple Choice

The value of the sum of the deviations from the mean, i.e., must always be

• A) less than the zero.
• B) negative.
• C) either positive or negative depending on whether the mean is negative or positive.
• D) zero.

---

Definitions:

Homeostasis

A state of steady internal, physical, and chemical conditions maintained by living systems.

Insulin

A hormone produced by the pancreas that helps regulate blood sugar levels by allowing cells to absorb glucose.

Glucose

A simple sugar and an important energy source in living organisms, part of many carbohydrates.

Blood Pressure

The force exerted by circulating blood upon the walls of blood vessels, measured to assess heart and vascular health.