(solved)Inspection of a random sample of 27 aircraft showed that 16 needed repairs to fix a wiring problem that might compromise safety.. . . . .
Inspection of a random sample of 27 aircraft showed that 16 needed repairs to fix a wiring problem that might compromise safety. How large a sample would be needed to estimate the true proportion of jets with the wiring problem, with 98 percent confidence and an error of +/- 8 percent. Please show your work, in particular how I can compute z-value.
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Answer to Inspection of a random sample of 27 aircraft showed that 16 needed repairs to fix a wiring problem that might compromise safety. . . .
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