Use the Multiplication Rule for Independent Events

question 176

Multiple Choice

Use the Multiplication Rule for Independent Events
-CampusFest is a student festival where local businesses come on campus to sell their goods to students at vastly reduced prices. As part of a give-away promotion, a local cellular phone company gave away 500 cellular phones to students who signed up for their calling service. Unbeknownst to the company is that 70 of these cellular phones were faulty and will cause a small explosion when dialed outside the local calling area. Suppose you and your roommate each received one of the giveaway phones. Find the probability that both of you received faulty phones.

• A) 0.01936
• B) 0.0196
• C) 0.28
• D) 0.12064

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Definitions:

Intoxication

A cluster of undesirable behavioral or psychological changes, such as slurred speech or mood changes, that may develop during or shortly after the ingestion of a substance.

Substance Use Disorder

A condition that results from the use of one or more substances leading to a clinically significant impairment or distress.

Substance Intoxication

The physiological reaction to ingested substances, including alcohol and drugs, which can impair mental and physical faculties.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord.