Question: QUALITY CONTROL Jansen Electronics has four machines that produce an identical component for use in its DVD players. The proportion of the components produced by each machine and the probability of that component being defective are shown in the accompanying table. What is the probability that a component selected at random
a. Is defective?
b. Was produced by machine I, given that it is defective?
c. Was produced by machine II, given that it is defective?
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