But, as we mention above, getting complete, comparable, country-level hard empirical measures of corruption is difficult if not impossible.

The motivation for studying empirical measures is that it is often impossible to know the true underlying probability measure .

The empirical distribution function provides an example of empirical measures.

Its different functions are associated with different empirical measures of the money supply.

Some studies have explored events, while others have focused on attitudes as an empirical measure of relationship functioning.

By many empirical measures, the race has been Mr. Kerry's to lose all year.

The octane number is an empirical measure of the resistance of gasoline to combusting prematurely, known as knocking.

In mean field theory, limit theorems (as the number of objects becomes large) are considered and generalise the central limit theorem for empirical measures.

It is an empirical measure for describing wind speed based mainly on observed sea conditions.