Table 1-2 Area
Table 1-2 Area(Number of square miles)
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Canada Mexico United States Total area 3,849,674 839,145 3,717,813 Land area 3,558,097 756,470 3,536,294 Water area 291,577...(Number of square miles)
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Canada Mexico United States Total area 3,849,674 839,145 3,717,813 Land area 3,558,097 756,470 3,536,294 Water area 291,577...Data for intercity rail are not available. Other modes include boat, pedestrians, and cyclists.
Notes and sources: See Table 9-1b.
(Thousands of truck or rail car crossings)
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Port name Northbound Southbound Total Truck Mexico-U.S. border, total 3,235...Notes and sources: See Table 2-2.
(Number of square kilometers)
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Canada Mexico United States Total area 9,970,610 2,173,375 9,629,091 Land area 9,215,430 1,959,248 9,158,960 Water area 755,180 214,127...Quality of data has many faces. Primarily, it has to be relevant (i.e., useful) to its users. Relevance is achieved through a series of steps starting with a planning process that links user needs to data requirements. It continues through acquisition of data...
Once a data system exists, the key to achieving and maintaining a high level of data quality is to regularly assess all aspects of data quality to improve the data collection and processing procedure or correct special problems with the data...
Given the collection design, the next phase in the data acquisition process is the collection process itself. This collection process can be a one-time execution of a survey, a monthly (or other periodic) data collection, a continuous reporting of...
Once the collected data is in electronic form, some "processing" is usually necessary to mitigate obvious errors, and some analysis is usually necessary to convert data into useful information for decision documents, publications, and postings for...
Graphic Version
Process flowchart with five shapes and six connectors.
Flowchart LogicQuadrilateral 1 flows into Rectangle 2, 3 and 4 Rectangle 2 flows into Rectangle 3 Rectangle 3 flows into Rectangle 4 Rectangle 4 flows into...