The Number of Typographical Errors in a Document Follows a Poisson

question 64

Multiple Choice

The number of typographical errors in a document follows a Poisson distribution with a mean of 2 errors per page. Let $X$ represent the number of errors on 4 pages. Find $\sigma _ { x ^ { * } }$

• A) 8
• B) 3.8
• C) 2.8
• D) 2

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Definitions:

Sec-Butylamine

An organic compound with the formula CH3CH(CH3)CH2NH2, representing a type of butylamine where the amine group is connected to a secondary carbon.

Compound

A substance made from two or more elements chemically joined together.

IUPAC Name

The systematic naming of chemical substances based on the rules established by the International Union of Pure and Applied Chemistry (IUPAC).

Compound

A compound formed by chemically joining atoms from more than one element.