New hire pay: a simple regression
Linear regression is another tool that can be used to test differences between groups. Start by using a simple linear regression to test the original idea that that new hires earn more than current employees, without taking any other factors into account. Use the pay
dataset again for the following exercises.
This exercise is part of the course
HR Analytics: Exploring Employee Data in R
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Run the simple regression
model_simple <- lm(___, data = ___)