A Company Has Two Machines That Produce Widgets

question 84

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

Identify the significance of megaliths in ancient construction.

Recognize the role of agriculture in the development of early human settlements.

Explain the significance of animal domestication in human prehistory.

Understand the methods used to authenticate ancient artworks and artifacts.

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Definitions:

Adaptor Pattern

A software design pattern that allows interfaces of incompatible classes to work together by wrapping them in an adapter class.

Underlying Class

The actual implementation class of an object, especially in the context where the object is accessed through an interface or superclass.

Inheritance Diagram

A visual representation of the relationships between parent and child classes in object-oriented programming.

Arrowheads

Graphical symbols used in diagrams to indicate the direction of a relationship or process flow.