He then correlated those with actual observations of chemical structure, energy and behavior, or parameters.

The test is primarily based upon an examiner's actual observation rather than parental report.

This is then modified with actual historical observations of purchase behavior.

That sounds like an actual observation of his own.

"The target is of course beyond even the possibility of actual observation."

It's all very well to reason and deduce, but nothing beats actual observation.

More important, though, is the information gained from actual observation.

Users should contact the original data providers for access to the actual observations.

"That is an actual observation of my own, Professor, and doesn't rest merely on what I was told."

They were not only based on feeling, but on actual and objective observations.