Question
A recording company obtains the blank CDs used to produce its labels from three compact disk manufacturers:I, II, and III. The quality control department of
A recording company obtains the blank CDs used to produce its labels from three compact disk manufacturers:I, II, and III. The quality control department of the company has determined that 1% of the compact disks produced by manufacturer I are defective, 7% of those produced by manufacturer II are defective, and 3% of those produced by manufacturer III are defective.Manufacturers I, II, and III supply 36%, 20%, and 44%, respectively, of the compact disks used by the company.What is the probability that a randomly selected label produced by the company will contain a defective compact disk?
a) 0.0308
b) 0.0140
c) 0.1100
d) 0.0036
e) 0.0132
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