Suppose You Want to Find Out If Using Cell Phones

question 189

Multiple Choice

Suppose you want to find out if using cell phones while driving a car affects the likelihood of having an accident.The number of hours that each participant slept the night before the
Driving test would be a(n) __________variable.

• A) independent
• B) control
• C) extraneous
• D) dependent

---

Definitions:

Skeletal Muscle

A type of muscle that is attached to bones and under voluntary control, responsible for movement.

Antidiuretic Hormone

A hormone that helps regulate water balance by increasing water reabsorption in the kidneys.

Blood Volume

The total volume of blood circulating within an individual's body.

Urine Volume

The amount of urine excreted by the kidneys over a given time period, an indicator of kidney function and fluid balance.