Some researchers claim that such ratings are increasingly being used as an effective and valid measure of subjective cognitive load.

"If giving as a percent of income is a valid measure of commitment to the church, we are in trouble."

In order to serve as a valid measure for formulating social policy and determining benefits, the poverty level must be established by region.

Hierarchical clustering has the distinct advantage that any valid measure of distance can be used.

There is only one valid measure of success of a curriculum: the learning which takes place.

Again, for social studies teachers, this requires valid measures of student learning.

Even so, he said, "The test itself remains a valid measure of student performance."

The key is to have a valid and reliable measure with sufficient items to develop meaningful matching groups.

To assess job performance, reliable and valid measures must be established.

Many teachers feel that tests are not necessarily a valid measure of a student's progress.