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Vessel Characteristics (2017)

Figure

Dataset Table:

Vessel Characteristics (sample size) Mean (a) Median (a) Minimum (c) Maximum 1
Passenger Capacity (660) b 307 149 0 5200 2
Vehicle Capacity (272) b 37 22 0 202 3
Typical Speed (708) 13 12 0 42 4
Vessel Age (681) d 27 24 -1 104 5

Dataset Excel:

Vessel Characteristics (2017).xlsx (9.52 KB)

Notes:

a The mean is the average value.  The median represents the middle most value when all numbers are listed in order.  The median is a more accurate measure of the central tendency when a distribution of numbers is slightly skewed.   

b Does not include vessels that do not carry passengers and or vehicles.  Car ferries often do not track or report passenger boarding counts.  

c The minimum value of zero for vehicle capactiy is due to the reporting a Tug/Barge combination or reporting error.  

d The value of -1 for vessel age is due to a vessel being reported being built in 2018.