Numerical variable
What is a numerical variable?
A variable whose values are numbers.
A numerical variable measures an amount. Its values are numbers we can add, average, subtract, and so on. Age, number of siblings and screen time are numerical variables.
From our own dataset
Number of siblings.
Where we teach it
Lesson 1.2 of Project 1: Sibling Interviews. Watch lesson 1.2 and read the notes, free with a free account.
Related terms
- Categorical variable: A variable whose values are text.
- Binary variable: A variable with exactly two possible values.
- Variable: A characteristic or question we record for each observation.
- Value: A single data point.