More cards in this set

Inexpensive, Easily Accessible, Immediatley available

Expensive, Not immediately available, Not readily accesible

Outdated, Potentially Unreliable

Data where you can't have 'inbetween' values, e.g How many children you have.

Data that can take on any value, e.g time and height

Combination of two variables (values), e.g you might have age and weight