Despite all efforts by the quality control department, the fabric made at Benton Corporation always contains a few defects. A certain type of fabric made at this corporation contains an average of .5 defects per 500 yards.
a. Using the Poisson formula, find the probability that a given piece of 500 yards of this fabric will contain exactly 1 defect.
b. Using the Poisson probabilities table, find the probability that the number of defects in a given
500-yard piece of this fabric will be
i. 2 to 4
ii. more than 3
iii. less than 2

  • CreatedAugust 25, 2015
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