E1. To be completed after lesson 6
Exercise 1.1
Describe in words the difference between a mutable and immutable object.
Exercise 1.2
What is the difference between a key and a value in a dictionary?
Exercise 1.3
Can a dictionary have duplicate keys? Can it have duplicate values?
Exercise 1.4
What is split-apply-combine and why is it important that a data set is tidy when doing split-apply-combine operations?
Exercise 1.5
Write down any questions or points of confusion that you have.