Suppose, 12 air conditioners are returned to their distributors and among them, 7 air conditioners have defective compressors, and the rest of them have comparatively minor problems. a) If 6 air conditioners are examined at random then what is the probability that at most 4 air conditioners have defective compressors. b) Find the probability that the random variable exceeds its mean value by more
Suppose, 12 air conditioners are returned to their distributors and among them, 7 air conditioners have defective compressors, and the rest of them have comparatively minor problems. a) If 6 air conditioners are examined at random then what is the probability that at most 4 air conditioners have defective compressors. b) Find the probability that the random variable exceeds its mean value by more
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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Suppose, 12 air conditioners are returned to their distributors and among them, 7 air conditioners have defective compressors, and the rest of them have comparatively minor problems.
a) If 6 air conditioners are examined at random then what is the
b) Find the probability that the random variable exceeds its
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