What is a sequence?

- [Instructor] When you're programming, … you'll often need to store some data … to use throughout your program. … That could be individual pieces of data … and collections of data. … To store an individual piece of data, … say, the name of a person, you could do something like this. … In this cell, I've created a variable called name, … and I've assigned it the value of Brad in quotes. … Now, to store a collection of data, … say, a group of people's names, … you could do something like this. … And in this cell here, I've created a variable named group, … and I've assigned it to the list of names that you see here. … Both name and group are variables, … but each store a different type of data. … Name stores a string, … while group stores a list. … A list is a kind of sequence, … and a sequence is a collection of data. … Here, Daniel, Habiiba, Gloria, Erick, Sahara, and Marvin … are each an individual piece of data. … In fact, they are each a string, … and the variable group stores all those strings …