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Table B-8. Estimated Measures of Reliability for Inbound Shipment Characteristics by State of Origin for State of Destination: 2002

[Estimates are based on data from the Commodity Flow Survey. Because of rounding, estimates may not be additive]

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State of Origin Value Tons Ton-miles
CV Std. error of percent CV Std. error of percent CV Std. error of percent
All States 6.4 – 10.3 – 17.3 –
NEW ENGLAND STATES            
Connecticut 29.1 0.2 18.4 – 18.2 –
Maine S S S S S S
Massachusetts 23.2 – 15.9 – 15.5 –
New Hampshire 27.2 – 37.8 – 37.1 –
Rhode Island 33.8 – 34.4 – 34.2 –
Vermont 25.9 – 34.9 – 35.0 –
MIDDLE ATLANTIC STATES            
New Jersey 38.8 0.3 S S S S
New York 28.3 0.5 22.0 – 22.4 0.3
Pennsylvania S S S S S S
EAST NORTH CENTRAL STATES            
Illinois 17.6 0.7 14.8 0.1 14.5 0.5
Indiana 19.3 0.3 28.5 – 29.5 0.4
Michigan 34.0 0.7 41.6 0.2 41.0 0.7
Ohio 31.1 1.0 24.1 0.1 23.5 0.5
Wisconsin 22.1 0.4 21.5 0.2 23.2 0.7
WEST NORTH CENTRAL STATES            
Iowa 13.7 0.2 21.0 0.2 24.4 0.7
Kansas 15.4 0.2 40.2 0.8 25.7 0.5
Minnesota 24.0 0.4 23.5 0.2 22.7 0.5
Missouri 24.1 0.6 24.4 0.3 20.5 0.5
Nebraska 23.1 0.3 27.0 0.2 33.6 0.5
North Dakota 16.1 – 36.1 – 34.5 0.1
South Dakota 31.6 0.1 36.0 – 31.9 0.1
SOUTH ATLANTIC STATES            
Delaware 38.6 – 43.9 – 44.0 –
District of Columbia S S S S S S
Florida 16.3 0.1 31.2 – 33.4 0.3
Georgia 22.7 0.2 37.0 0.1 36.3 0.6
Maryland 22.3 – 40.3 – 40.5 –
North Carolina 13.8 0.1 18.1 – 18.1 0.2
South Carolina 39.2 0.3 45.2 0.1 46.1 0.5
Virginia 25.0 – 32.3 – 33.4 –
West Virginia 28.9 – S S S S
EAST SOUTH CENTRAL STATES            
Alabama 35.6 0.5 25.3 – 26.6 0.3
Kentucky 22.8 0.2 24.5 – 24.6 0.1
Mississippi 28.1 – 22.1 – 22.4 –
Tennessee 29.2 0.5 13.3 – 14.4 0.1
WEST SOUTH CENTRAL STATES            
Arkansas 45.4 0.6 23.2 – 23.3 0.3
Louisiana 20.9 – 13.6 – 14.2 0.2
Oklahoma 13.0 0.1 22.8 0.1 22.6 0.4
Texas 16.0 0.8 20.4 0.7 23.4 2.7
MOUNTAIN STATES            
Arizona 15.6 0.2 42.1 0.2 37.3 0.4
Colorado 10.3 2.0 14.8 4.1 9.7 1.7
Idaho 36.0 0.3 40.3 0.3 37.7 0.9
Montana 20.4 – 39.7 0.1 45.4 0.4
Nevada 39.4 0.3 S S S S
New Mexico 28.9 0.1 33.1 0.1 28.7 0.2
Utah 16.4 0.6 35.0 0.7 38.3 0.7
Wyoming 15.0 0.1 19.4 2.2 23.5 3.4
PACIFIC STATES            
Alaska 39.9 – S S S S
California 13.2 1.0 16.4 0.4 15.0 1.3
Hawaii 45.0 – 48.4 – 47.3 –
Oregon 17.2 0.2 38.7 0.4 33.4 1.2
Washington 23.3 0.1 23.8 – 22.7 0.3

KEY:
– Represents data cell equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of high sampling variability or poor response quality.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information onf confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

SOURCE: Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Individual State Data, December 2004.
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