A simple random sample of Boeing 747 aircraft is selected, and the times (in hours) required to

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A simple random sample of Boeing 747 aircraft is selected, and the times (in hours) required to test for structural stress fractures are as follows: 8.1, 9.9, 9.5, 6.9, 9.8. Based on these results, a confidence interval is found to be µ = 8.84 ± 1.24. Find the degree of confidence.
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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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