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In a Set of 10 Aluminum Castings,two Castings Are Defective

Question 54

Multiple Choice

In a set of 10 aluminum castings,two castings are defective (D) ,and the remaining eight are good (G) .A quality control inspector randomly selects three of the ten castings with replacement,and classifies each as defective (D) or good (G) .The sample space for this experiment contains ___ elementary events.


A) 1,000
B) 720
C) 100
D) 10
E) 3

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