PolicyLink and PERE
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An Equity Profile of Orange County
Adjustments made to demographic projections
for each county and projection year. The
result was a set of adjusted projections at the
county level for the six broad racial/ethnic
groups included in the profile, which were
then applied to projections of the total
population by county from the Woods & Poole
data to get projections of the number of
people for each of the six racial/ethnic
groups.
Finally, an iterative proportional fitting (IPF)
procedure was applied to bring the county-
level results into alignment with our adjusted
national projections by race/ethnicity
described above. The final adjusted county
results were then aggregated to produce a
final set of projections at the metro area and
state levels.
Data and methods
(continued)