Solution) In 1992, the FAA conducted 86,991 pre-employment drug tests on job applicants who were to be engaged
Question: In 1992, the FAA conducted 86,991 pre-employment drug tests on job applicants who were to be engaged in safety and security-related jobs, and found that 1,143 were positive.
(a) Construct a 95 percent confidence interval for the population proportion of positive drug tests.
(b) Why is the normality assumption not a problem, despite the very small value of p?
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Answer: The solution consists of 1 page
Solution Format: Word Document
Solution Format: Word Document
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