Find the Standard Deviation of the Poisson Random Variable $\lambda = 4.800$

question 56

Multiple Choice

Find the standard deviation of the Poisson random variable. Round to three decimal places.
-In one town, the number of burglaries in a week has a Poisson distribution with parameter $\lambda = 4.800$ . Let $\mathrm { X }$ denote the number of burglaries in the town in a randomly selected week. Find the standard deviation of X.

• A)\(23.040\)
• B) \(2.191\)
• C) \(4.800\)
• D) \(2.400\)

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Definitions:

Opportunity Costs

The cost of forgoing the next best alternative when making a decision.

Sunk Costs

Costs that have already been incurred and cannot be recovered or altered, and thus should not affect future business decisions.

Side-Effect Costs

Unintended expenses or losses that occur as a result of business decisions, not directly related to the project in question.

Incremental Overhead

Additional overhead costs that are incurred when an organization increases its production volume or undertakes new activities.