Typo or rephrasing in quiz 04

Module 1. The Predictive Modeling Pipeline Fitting a scikit-learn model on numerical data
#1

First question of quiz 04, Handling categorical data section:

How are represented categorical variables?

should be replaced by:

How are categorical variables represented?

Question 4: there is an extra ‘s’:

Assume we have a datasets where each line describes a company.

#2

Thank you. Fixed on FUN

Fixed in our repo as well.

#3