Ericksen data frame has 66 rows and 9 columns.
The observations are 16 large cities, the remaining parts of
the states in which these cities are located, and the other
U. S. states.
This data frame contains the following columns:
Percentage black or Hispanic.
Rate of serious crimes per 1000 population.
Percentage having difficulty speaking or writing English.
Percentage age 25 or older who had not finished highschool.
Percentage of housing in small, multiunit buildings.
A factor with levels:
city, major city;
state, state or state-remainder.
Percentage of households counted by conventional personal enumeration.
Preliminary estimate of percentage undercount.
Ericksen, E. P., Kadane, J. B. and Tukey, J. W. (1989) Adjusting the 1980 Census of Population and Housing. Journal of the American Statistical Association 84, 927–944 [Tables 7 and 8].
Fox, J. (2008) Applied Regression Analysis and Generalized Linear Models, Second Edition. Sage.
Fox, J. and Weisberg, S. (2011) An R Companion to Applied Regression, Second Edition, Sage.
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