A Canadian mining company explores a site in Zambia for copper and zinc using exploratory drilling to
Question:
A Canadian mining company explores a site in Zambia for copper and zinc using exploratory drilling to obtain samples. The probability that a sample contains copper is 0.6 and the probability that a sample contains zinc is 0.5. The probability that a sample contains both zinc and copper is 0.4.
a) What is the probability that a sample containing zinc also contains copper?
b) Is the presence of copper and zinc in samples (i) mutually exclusive or (ii) independent? State your reasons clearly.
c) What is the probability that five consecutive samples contain either copper or zinc?
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Cu Copper Zn Zinc a PCu Zn PZn AND Cu PZn 0405 08 b i PZn AND Cu 04 ...View the full answer
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Related Book For 
Business Statistics
ISBN: 9780133899122
3rd Canadian Edition
Authors: Norean D. Sharpe, Richard D. De Veaux, Paul F. Velleman, David Wright
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