If X Is a Binomial Random Variable with N =

question 21

Multiple Choice

If x is a binomial random variable with n = 10 and π = 0.8, the standard deviation of x is ___.

• A) 8.0
• B) 1.26
• C) 1.60
• D) 64.0
• E) 10

---

Definitions:

John B. Watson

An American psychologist who established the psychological school of behaviorism, emphasizing the importance of observable behaviors over internal states.

Consciousness

Consciousness and the capability to evaluate one's very being, senses, ideas, surroundings, and encounters.

Behavior

The actions or reactions of an organism or system, often in response to environmental stimuli, observable by others.

Functionalist

In psychology, a theory or perspective that emphasizes the purpose or role of behavior and consciousness in adapting to the environment.