Three Events Occur with Probabilities P(E₁)= 0

question 41

Multiple Choice

Three events occur with probabilities P(E₁) = 0.35,P(E₂) = 0.15,P(E₃) = 0.40.If the event B occurs,the probability becomes P(E₁|B) = 0.25,P(B) = 0.30.Compute P(E₁ or B) .

• A)0.575
• B)0.075
• C)0.021
• D)0.475

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Definitions:

Heroin

An illegal, highly addictive opioid drug derived from morphine, known for its euphoric effects but also associated with serious health risks.

Opiate Drugs

Narcotic drugs derived from opium or opium-like compounds, used medically to relieve pain but can lead to addiction.

Tolerance

The process of becoming less responsive to a specific amount of a substance or stimulus after repeated exposure.

Dependence

A condition characterized by a physical or psychological need for a substance or behavior, often leading to compulsive use.