The scores for these tests could easily be compared between schools.

Results were compared between groups using a χ 2 test.

That makes comparing them between each other more complicated seems just strange.

They allow impacts to be directly compared between different regions and times.

One climber compared it to the difference between a rehearsal and a live performance.

This means that the ratings can only be meaningfully compared between cars of the same type and size.

The subjective experience of sound is not directly communicable and therefore cannot be compared between individuals.

That data can be compared and contrasted between agencies and over time.

The death rate was recorded from 14 days after infection and the post-infection survival rates were compared between the two groups.

- To compare between countries, between different demographic groups, and over time.