Table 12. Confidence in Screeners to Keep Air Travel Secure, 2006 v. 2007

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  2006 percent 95% CI
(n=1,020)
2007 percent 95% CI
(n=951)
Total confidence 8.0 2.2% 6.4 1.8%
Great deal of confidence 20.0 3.1% 17.4 2.9%
Moderate confidence 46.1 3.7% 44.6 3.7%
Small amount of confidence 17.6 2.7% 24.7 3.3%
No confidence 8.3 2.2% 6.9 2.0%

KEY: CI = Confidence interval.

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, Omnibus Household Surveys, November 2006 and 2007.




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