Computing a One-Sample T Test Is Appropriate When

question 43

Multiple Choice

Computing a one-sample t test is appropriate when

• A) participants are assigned to only one group.
• B) the population variance is unknown.
• C) participants are observed one time.
• D) all of these.

---

Definitions:

Brain Stem

The central trunk of the mammalian brain, responsible for regulating basic life functions like heartbeat and breathing.

All-or-none Principle

A principle that states that neurons fire at their maximum intensity or not at all, depending on whether the stimulus reaches a certain threshold.

Gamma-aminobutyric Acid

An inhibitory neurotransmitter in the central nervous system that plays a key role in regulating neuronal excitability.

Anxious

Experiencing worry, unease, or nervousness, typically about an imminent event or something with an uncertain outcome.