A Random Person Is Selected from a Large Population in Which

question 58

Multiple Choice

A random person is selected from a large population in which 5% are users of a dangerous illegal drug.A drug test that correctly identifies users 99% of the times and nonusers 95% of the time (this percentage is called "specificity" of the test) is administered to this individual and gives a positive result.What specificity would actually be required to conclude that the probability that this individual is actually a user of this drug is 0.75?

• A)0.965
• B)0.973
• C)0.978
• D)0.983
• E)0.985

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Definitions:

Overloaded

The state of having more work or responsibilities than one is able to manage effectively.

Unfavorable Relationship

An unfavorable relationship refers to a connection or interaction between people or entities that is not productive or harmonious.

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Individuals who successfully inspire, influence, and guide others toward achieving specific goals or visions.

Exchange Relationships

Interactions between individuals or groups that are based on reciprocal actions, benefiting all involved parties.