A Vaccine Is 95 Percent Effective

question 144

Multiple Choice

A vaccine is 95 percent effective.What is the probability that it is not effective for one and only one individual out of 20 individuals?

• A).0179
• B).3585
• C).0189
• D).3774

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Definitions:

External Cause Code

A coding system used to describe the external cause of an injury, poisoning, or other adverse effects encountered by a patient.

Initial Encounter

The first meeting or consultation between a patient and healthcare provider for a new medical issue.

High-Risk Bisexual Behavior

Engaging in sexual activities with both male and female partners where protective measures are not taken, increasing the risk of sexually transmitted infections (STIs) and other health issues.

External Cause Code

A code in medical classification systems used to describe the circumstances of an injury or a health condition, specifying the cause, location, and activity at the time of the event.