For a Group of 20 Participants, How Many Degrees of Freedom

question 99

Multiple Choice

For a group of 20 participants, how many degrees of freedom are there for a t-test for dependent means?

• A) 19
• B) 20
• C) 39
• D) 40

---

Definitions:

Medulla

The innermost part of an organ or structure, such as the medulla oblongata in the brain which controls vital functions like breathing and heart rate.

Cerebrum

The largest part of the brain, responsible for voluntary actions, cognition, memory, and sensory processing.

Brain Stem

The part of the brain connecting the spinal cord with the forebrain and cerebrum, controlling vital functions such as breathing and heart rate.

Body Temperature

The measure of the body's ability to generate and get rid of heat, reflecting the balance between heat production and heat loss, crucial for proper physiological functioning.