Solution-Estimate the true proportion of jets

Estimate the true proportion of jets

Assignment Help Basic Statistics

Reference no: EM131227116

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise safety.

(a) 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 ± 6 percent? (Enter your answer as a whole number (no decimals). Use a z-value taken to three decimal places in your calculations.)

Reference no: EM131227116

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Estimate the true proportion of jets : 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 ± 6 percent? (Enter your answer as a whole number (no decimals). Use a z-value taken to three decimal pl..

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Estimate the true proportion of jets

Reference no: EM131227116

Reference no: EM131227116

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