Z Is a Standard Normal Random Variable

question 15

Multiple Choice

z is a standard normal random variable.The P (1.20 z 2.10) equals

• A) 0.7618.
• B) 0.2382.
• C) 0.9028.
• D) 0.0972.

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Definitions:

Respiratory System

The body system that carries on gas exchange; in vertebrates, consists of the lungs and airways.

Carbon Dioxide

An odorless and colorless gas, the result of organic compounds and carbon being burnt and the process of respiration. Found naturally in the atmosphere, it is essential for the photosynthesis conducted by plants.

Blood

Blood is a vital fluid in humans and other animals that transports necessary substances such as nutrients and oxygen to the cells and carries away waste products.

Transported

Moved or carried from one place to another.