use as a calculator:
add 2 plus 2
multiply 3 and 5
multiply (4+3) and 6
how to store data:
candy = 200
class = 20
candy
class
* we can now perform operations on candy and class
candy/class
candy+25
candy
make the addition of candy permanent:
candy = candy + 25
candy
what types of candy do we have?
kitkat = 20
snickers = 30
skittles = 120
sweedish_fish = 30
kitkat/class
snickers/class
and so on. but a better way....
candies = c(kitkat, snickers, skittles, sweedish_fish)
candies/class