Find the Standard Deviation of the Binomial Random Variable

question 135

Multiple Choice

Find the standard deviation of the binomial random variable.
-According to a college survey, 22% of all students work full time. Find the standard deviation for the random variable X, the number of students who work full time in samples of size

• A)16. 2.75
• B)3.52
• C)1.66
• D)1.88

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Definitions:

Comparative Advantage

The ability of an individual, firm, or country to produce a particular good or service at a lower opportunity cost than others.

Production Possibilities

The various combinations of goods and services that an economy can produce given its available resources and technology.