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Created October 30, 2010 18:10
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Hints for Homework 9
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gistfile1.r
#
# To add better variable names to data read in from a text file
# The names are assigned in numerical order
#
data <- read.table("CH06PR18.txt")
names(data) <- c("rental.rate","age","exp.tax","vacancy","sq.foot")
#
# To drop the 13 and 73 observation from a regression
#
res <- lm(Y~X1+X2+X3,subset=-c(13,73))
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