The basis of this theory is based on experimental results.

This theory is grounded on empirical data.

The root of this tree is very deep and strong.

This research is based on empirical data.

We gathered all the data necessary for this project.

This research served as actual proof of the theory.

He is good at explaining that theory.

Data mining is the process of extracting useful information from a large amount of data.

The analysis of big data is essential for business strategy.

Personally, I think this movie is the best.