An Urn Contains Five White, Three Red, and Four Black

question 143

Multiple Choice

An urn contains five white, three red, and four black balls. Three are drawn at random and not placed back into the urn. What is the probability that no ball is red?

• A) 0.7500
• B) 0.0156
• C) 0.2917
• D) 0.4219
• E) 0.3818

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Definitions:

Increased Amounts

Refers to a quantity or volume of something becoming larger or greater than before.

Depressant

A substance that reduces arousal and stimulation in the brain, often used to treat anxiety and insomnias, such as alcohol or sedative medications.

Initial Effect

Describes the immediate impact or outcome of an event or substance on an individual or system.

BAL

Blood Alcohol Level; the measure of alcohol concentration in the bloodstream.