B3.2/waiter problem where it is about categorial values, we should provide more context
- what is a numerical value vs. a categorial one
- maybe talk about the option to replace smoker yes/no with boolean values
- maybe hide the loop in a function call that we magically call (i.e. it is already as code in the participants version and they just need to push the play button)
B3.2/waiter problem where it is about categorial values, we should provide more context