Let Z Be a Normal Random Variable with Mean 0

question 57

Multiple Choice

Let z be a normal random variable with mean 0 and standard deviation 1.What is P(-2.25 < z < -1.1) ?

• A) 0.3643
• B) 0.8643
• C) 0.1235
• D) 0.4878
• E) 0.5000

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Definitions:

Business

The activity of making, buying, or selling goods or providing services in exchange for money.

Spelled Correctly

Correct formation of words with the proper letters in their conventional order.

Look-alike/sound-alike Error

A mistake that occurs due to confusion between words that appear similar or sound similar but have different meanings.

Accept

To receive or take willingly something that is offered; to agree to or consent to a proposal or offer.