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:

Home Health

Medical care or supportive care provided by healthcare professionals in the patient's home to enhance or maintain health status.

Chronic Obstructive Pulmonary Disease (COPD)

A group of lung diseases that block airflow and make it difficult to breathe, including emphysema and chronic bronchitis.

Exacerbation

A worsening or increase in the severity of symptoms or the disease, often seen in chronic conditions such as asthma or COPD.

Smoking

The act of inhaling and exhaling the smoke produced by burning tobacco in cigars, cigarettes, and pipes, often linked to a range of health issues.