The Number of Typographical Errors in a Document Follows a Poisson

question 84

Multiple Choice

The number of typographical errors in a document follows a Poisson distribution with a mean of 3 errors per page. Let $X$ represent the number of errors on 4 pages. Find $\mu _ { x }$ .

• A) 3
• B) 13
• C) 3.5
• D) 12

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Definitions:

Employees

Individuals who are hired by a person or business to perform specific jobs in exchange for compensation, typically salary or wages.

Certainty

The state of being free from doubt or reservation; a condition of predictability and assurance regarding certain facts or outcomes.

Court

A governmental institution with the authority to adjudicate legal disputes between parties and administer justice in civil, criminal, and administrative matters.

Law

A body of enforceable rules governing relationships among individuals and between individuals and their society.