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rcage (version 1.2)

countyExample: U.S. Legal/Statistical Area Data

Description

The U.S. legal/statistical areas, their median household income, and a matrix of knots provided only to facilitate illustrative examples.

Usage

data(countyExample)

Arguments

Format

countyExample contains 3 objects:

county

A SpatialPolygonsDataFrame containing 3109 areas. For each areal unit, the following data are defined

GEO_ID
identifier for legal/statistical area
STATE
state containing the legal/statistical area
NAME
name of the legal/statistical area
LSAD
legal/statistical area description
SHAPE_AREA
area of the county in square meters.
SHAPE_LEN
perimeter of the county in meters.

ACS

A 3109x2 matrix containing the public-use American Community Survey (ACS) 2013 5-year estimated county-level median household income and its variance.

LogMedianIncome
log of the estimated median household income.
VarianceLMI
approximate variance of the log median household income (using the Delta method).

knots

A 75x2 matrix of knots spanning the county data.

x
x coordinate
y
y coordinate

References

U.S. Census Bureau. 2013-2017 American Community Survey 5-year Estimates; generated by Jonathan Bradley; using American FactFinder.