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Data Dictionary: ACS 2018 (1-Year Estimates)
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Data Source: U.S. Census Bureau
Universe: Universe: Workers 16 years and over for whom poverty status is determined
Relevant Documentation:
Excerpt from: Social Explorer; U.S. Census Bureau; 2018 ACS 1-year and 2014-2018 ACS 5-year Data Releases : Technical Documentation.
  2018 ACS 1-year and 2014-2018 ACS 5-year Data Releases: Technical Documentation -> Subject Definitions -> Population Variables -> Income Type in the Past 12 Months -> Median Earnings
Median Earnings
The median divides the earnings distribution into two equal parts: one- half of the cases falling below the median and one-half above the median. Median earnings is restricted to individuals 16 years old and over with earnings and is computed on the basis of a standard distribution. (See the "Standard Distributions" section under "Derived Measures.") Median earnings figures are calculated using linear interpolation. (For more information on medians and interpolation, see "Derived Measures.")

Excerpt from: Social Explorer; U.S. Census Bureau; 2018 ACS 1-year and 2014-2018 ACS 5-year Data Releases : Technical Documentation.
  2018 ACS 1-year and 2014-2018 ACS 5-year Data Releases: Technical Documentation -> Subject Definitions -> Population Variables -> Means of Transportation to Work
Means of Transportation to Work
See Journey to Work.