The Standard Deviation of a Binomial Distribution Is _____

question 56

Multiple Choice

The standard deviation of a binomial distribution is _____.

• A) E(x) = pn(1 − n)
• B) E(x) = np(1 − p)
• C) E(x) = np
• D) None of the answers is correct.

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Definitions:

Unipolar Depression

A major depressive disorder characterized by a persistent feeling of sadness or a lack of interest in external stimuli, without the mood swings of bipolar disorder.

Normal Mood Fluctuation

The typical variation in a person's mood over time, which is considered a standard aspect of emotional life.

Hypomanic Symptoms

Characteristics of elevated mood, increased activity or energy levels that are less severe than those found in full mania.

Depressive Symptoms

Manifestations of major depressive disorder, including persistent sadness, loss of interest in activities, changes in weight, and difficulty concentrating.