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mcfrank/regression_example.R

Created July 1, 2019 04:01
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regression_example.R
iqs <- data_frame(iq = rnorm(mean = 100, sd = 15, n= 40),
school = c(rep("Stanford",20), rep("Berkeley",20)),
year = factor(rep(c(1950,1990),20)))
summary(lm(iq ~ school * year, data = iqs))
summary(lm(scale(iq) ~ school * year, data = iqs))
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