In a Set of 15 Aluminum Castings,two Castings Are Defective

question 42

Multiple Choice

In a set of 15 aluminum castings,two castings are defective (D) ,and the remaining thirteen are good (G) .A quality control inspector randomly selects three of the fifteen castings without replacement,and classifies each as defective (D) or good (G) .The sample space for this experiment contains ___ elementary events.

• A)3,375
• B)2,730
• C)455
• D)15
• E)3

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Definitions:

Illegal

Actions or activities that are forbidden by law or statute.

Price Discriminate

The practice of charging different prices to different consumers for the same product or service, based on what the seller thinks the market can bear, rather than standard costs.

Monopolist

An entity with exclusive control over the supply of a particular good or service, setting prices without competition.

Pure Monopolist

A market structure where a single firm completely dominates the market, with no close substitutes for its product, allowing it to control prices.