=+6. Each of 150 newly manufactured items is examined, and the number of surface flaws per item

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=+6. Each of 150 newly manufactured items is examined, and the number of surface flaws per item is recorded, yielding the following data:

Number of flaws: 0 1 2 3 4 5 6 7 Observed frequency: 18 37 42 30 13 7 2 1 Let x denote the number of flaws on a randomly chosen item, and assume that x has a Poisson distribution with parameter .

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Applied Statistics For Engineers And Scientists

ISBN: 9781133111368

3rd Edition

Authors: Jay L. Devore, Nicholas R. Farnum, Jimmy A. Doi

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