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.

---

Definitions:

Bipolar I Disorder

A psychiatric condition characterized by significant mood swings, including manic episodes with or without depressive episodes.

Bipolar II Disorder

A psychiatric disorder characterized by episodes of significant depression and hypomania, but not the full-blown manic episodes seen in Bipolar I Disorder.

Cyclothymic Disorder

A mood disorder characterized by periods of hypomanic and depressive symptoms that are not severe enough to qualify as bipolar disorder.

Unipolar Depression

A major depressive disorder characterized by a persistent feeling of sadness or a lack of interest in external stimuli, differing from bipolar disorder by the absence of manic or hypomanic episodes.