#### Answer

Discrete variable:
- We can count a discrete variable.
- A discrete variable cannot assume every possible value between any two possible values.
Continuous variable:
- We cannot count a continuous variable.
- A continuous variable may assume every possible value between any two values.

#### Work Step by Step

We can count the number of people on the bus: 0, 1, 2, 3, etc. But, we cannot say: "There are 12.4 people on the bus."
We cannot count the distance traveled by the bus. But, we can say: "The distance traveled by the bus is 85.9 mi."