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Continuation of Exercise 2-63. Suppose three castings are selected at random, without replacement, from the lot of 40. In addition to the definitions of events A and B, let C denote the event that the third casting selected is from the local supplier. Determine:
(a) P (A ∩ B ∩ C)
(b) P (A ∩ B ∩ C’) |
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