A Company Has Two Machines That Produce Widgets

question 79

Multiple Choice

A company has two machines that produce widgets.An older machine produces 23% defective widgets,while the new machine produces only 8% defective widgets.In addition,the new machine produces three times as many widgets as the older machine does.What is the probability that a randomly chosen widget produced by the company is defective?

• A) 0.1175
• B) 0.078
• C) 0.156
• D) 0.310

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Definitions:

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