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sampling distribution probability

Dawson's Repair Service orders parts from an electronic company, which advertises its parts to be no more than 5% defective. What is the probability that Bill Dawson finds 6 or more parts out of a sample of 50 to be defective? Use Appendix B.1 for the z-values. (Round the z-value to 2 decimal places and the final answer to 4 decimal places.)

 

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