Suppose that the time to failure (in hours) of fans in a personal computer can be modeled by an exponential distribution with 2 = 0.0003. What proportion of the fans will last at most 10,000 hours? What proportion of the fans will last at least 7000 hours? O a. NONE b. 0.9502, 0.1225 O c. 0.0498, 0.1225 d. 0.0498, 0.8775
Suppose that the time to failure (in hours) of fans in a personal computer can be modeled by an exponential distribution with 2 = 0.0003. What proportion of the fans will last at most 10,000 hours? What proportion of the fans will last at least 7000 hours? O a. NONE b. 0.9502, 0.1225 O c. 0.0498, 0.1225 d. 0.0498, 0.8775
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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EXPONENTIAL DISTRIBUTION
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