A manufacturer of compact disk players uses comprehensive tests to access the electrical function of its...

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A manufacturer of compact disk players uses comprehensive tests to access the electrical function of its product. All compact disk players must pass all tests prior to being sold. A random sample of 500 disk players resulted in 15 failing one or more tests. Find a 96.3% confidence interval for the proportion of compact disk players from the population that a set of passes all tests. A manufacturer of compact disk players uses comprehensive tests to access the electrical function of its product. All compact disk players must pass all tests prior to being sold. A random sample of 500 disk players resulted in 15 failing one or more tests. Find a 96.3% confidence interval for the proportion of compact disk players from the population that a set of passes all tests.