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A manufacturer of window frames knows from experince that 1

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A manufacturer of window frames knows from experince that 1 percent of the production will have some type of minor defect that will require an adjustment. What is the probability that in a sample of 18 window frames, more than two will need adjustment?

a. 2 will need adjustments?

b. at most 3 will need adjustments?

c. more than 5 will need adjustments?

Reference no: EM13624728

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