48  Single Categorical

Quantile regression has the advantage of being robust, as such, and not particularly susceptible to some of the conditions that need to be present for a linear regression to be valid. By default, it regresses the median, compared to linear regression, which regresses the mean of the dependent variable. The added advantage of quantile regression is that one can regress any dependent variable quantile. This will be illustrated further below:

We begin by importing the data on