Use the Multiplication Rule for Independent Events

question 79

Multiple Choice

Use the Multiplication Rule for Independent Events
-A county welfare agency employs 31 welfare workers who interview prospective food stamp recipients. Periodically, the supervisor selects, at random, the forms completed by two workers to audit for illegal deductions. Unknown to the supervisor, seven of the workers have regularly been giving illegal deductions to applicants. Given that the first worker chosen has not been giving illegal deductions, what is the probability that the second worker chosen has been giving illegal deductions

• A) 0.233
• B) 0.2
• C) 0.194
• D) 0.226

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Definitions:

Insulators

Materials that resist electrical current, used to protect, separate, or support conductors in an electrical system.

Static Charges

Electric charges that accumulate on an object's surface without an immediate opportunity to equalize through a circuit or ground.

Man-Made

Describes objects or substances that have been created or significantly altered by human activity, as opposed to occurring naturally in the environment.

Natural Fabrics

Textile fibers derived from plants, animals, or mineral sources, used in clothing and upholstery, known for their breathability and environmental friendliness.