2-41. A sample preparation for a chemical measurement is completed correctly by 25% of
Chapter 2, Problem 2-41(choose chapter or problem)
2-41. A sample preparation for a chemical measurement is completed correctly by 25% of the lab technicians, completed with a minor error by 70%, and completed with a major error by 5%. (a) If a technician is selected randomly to complete the preparation, what is the probability it is completed without error? (b) What is the probability that it is completed with either a minor or a major error?
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