What Percentage of AIDS Cases Are Represented by Intravenous Drug

question 13

Multiple Choice

What percentage of AIDS cases are represented by intravenous drug users?

• A)less than 1 percent
• B)about 5 percent
• C)over 25 percent
• D)about 75 percent

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Definitions:

Utilization Factor

A measure that assesses how effectively a production resource is used, typically comparing actual output to maximum possible output.

Poisson Distribution

A statistical probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.

Negative Exponential Distribution

A probability distribution used to model time between independent events that occur at a constant average rate.

Average Arrival Rate

The average rate at which entities (such as customers or products) arrive at a specific point or system over a defined period.