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A quantitative analysis of the impact or consequences of the US Coast Guard and Maritime Transportation Act of 2006


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Performance preceding measures of central tendency and dispersion (1996–2006)

Item Reported incidents Incident responses Cumulative lives saved Cumulative lives lost Cumulative lives lost before notification Cumulative lives lost after notification
Mean 36,693.00 50,861.91 4,440.82 723.73 487.73 236.00
Median 37,218.00 50,622.00 4,010.00 701.00 454.00 219.00
SD 4,762.02 4,262.45 949.10 150.23 120.15 59.30
Variance 22,676,867.00 18,168,456.49 900,790.56 22,568.82 14,436.62 3,517.00

Performance succeeding measures of central tendency and dispersion (2007–2017)

Item Reported incidents Incident responses Cumulative lives saved Cumulative lives lost Cumulative lives lost before notification Cumulative lives lost after notification
Mean 20,265.64 43,112.78 4,411.09 658.73 476.00 182.73
Median 19,856.00 43,954.00 4,188.00 655.00 469.00 182.00
SD 3,704.50 4,118.88 597.92 53.89 52.96 18.00
Variance 13,723,306.65 16,965,210.94 357,506.89 2,903.62 2,804.60 324.02

Measures of central tendency and dispersion

Item Reported incidents Incident responses Cumulative lives saved Cumulative lives lost Cumulative lives lost before notification Cumulative lives lost after notification
Mean 28,479.32 47,374.80 4,425.95 691.23 481.86 209.36
Median 27,808.00 47,070.00 4,145.00 669.50 461.50 187.50
SD 9,381.40 5,687.70 774.22 115.05 90.81 50.72
Variance 88,010,583.56 32,349,946.38 599,420.71 13,236.28 8,246.12 2,572.34

Hypothesis-testing outcomes

Hypothesis Item p-Value ω2 Effect size
H1 Reported incidents 0.00* 0.77
H2 Responses 0.00* 0.59
H3 Cumulative lives saved 0.19
H4 Cumulative lives lost 0.02* 0.18
H5 Cumulative lives lost before notification 0.18
H6 Cumulative lives lost after notification 0.00* 0.33
eISSN:
1799-3350
Language:
English
Publication timeframe:
Volume Open
Journal Subjects:
History, Topics in History, Military History, Social Sciences, Political Science, Military Policy