A simple data set with only 6 observations.
A data frame with 6 observations on the following 4 variables.
systolic blood pressure of subject
1=hist of smoking; 0= no hist of smoking
age of subject
smoking is saved as a data frame.
Hilbe, Joseph M (2014), Modeling Count Data, Cambridge University Press
sbp <- c(131,132,122,119,123,115)
male <- c(1,1,1,0,0,0)
smoker <- c(1,1,0,0,1,0)
age <- c(34,36,30,32,26,23)
summary(reg1 <- lm(sbp~ male+smoker+age))
Dataset imported from https://www.r-project.org.