Find the Mean of the Binomial Random Variable

question 107

Multiple Choice

Find the mean of the binomial random variable. Round to two decimal places when necessary.
-In a certain town, 90 percent of voters are in favor of a given ballot measure and 10 percent are opposed. For groups of 180 voters, find the mean for the random variable X, the number who Oppose the measure.

• A)10
• B)90
• C)18
• D)162

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Definitions:

Output Controls

Management practices that focus on the results of organizational activities, such as performance measures and goals, to oversee operations.

Desired Targets

Specific goals or outcomes that an individual or organization aims to achieve.

Predetermined Limits

Constraints or boundaries that are set in advance, defining the permissible scope of actions or the extent of an activity or process.

Unity of Command

A principle in management and organization theory stating that each employee should receive orders from and be accountable to only one supervisor.