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two incandescent lights are chosen at random from 19 lights of which 4 are defective. Find the probability that (a) none is defective? (b) exactly
two incandescent lights are chosen at random from 19 lights of which 4 are defective. Find the probability that (a) none is defective? (b) exactly one is defective?
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Fundamentals Of Business Mathematics In Canada
Authors: F. Ernest Jerome, Jackie Shemko
3rd Edition
1259370151, 978-1259370151
