The Length of a Cat's Tail Is Roughly Normally Distributed

question 405

Multiple Choice

The length of a cat's tail is roughly normally distributed with a mean of 5" and a standard deviation
Of 2". The probability of having a cat with a 3.5" tail or shorter is…

• A) 25%
• B) 77.3%
• C) 75%
• D) 22.7%
• E) none of these

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Definitions:

Abnormal

Straying from the expected or common, often in a concerning or unwelcome manner.

Prefix

A syllable or word placed before another word to modify its meaning or create a new term.

Unconscious

A state in which a person is not awake and not aware of their environment or themselves.

Prefix

A group of letters placed before a word to modify its meaning or to form a new word.