Studying a case of linear regression on SLID data
To summarize the contents of the previous section, we explore more complex data with linear regression. In this recipe, we demonstrate how to apply linear regression to analyze the Survey of Labor and Income Dynamics (SLID) dataset.
Getting ready
Check whether the car
library is installed and loaded, as it is required to access thedataset SLID.
How to do it...
Follow these steps to perform linear regression on SLID data:
- You can use the
str
function to get an overview of the data:> str(SLID) 'data.frame': 7425 obs. of 5 variables: $ wages : num 10.6 11 NA 17.8 NA ... $ education: num 15 13.2 16 14 8 16 12 14.5 15 10 ... $ age : int 40 19 49 46 71 50 70 42 31 56 ... $ sex : Factor w/ 2 levels "Female","Male": ...
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