To some extent this aim can be achieved by stratifying a random sample appropriately.

Last spring, Horoschak led an effort to reduce the practice of stratifying new middle-schoolers based on previous academic performance.

With the market quickly stratifying into a world dominated by Windows and Unix-like operating systems, there appear to be only niche markets open for any other system.

One learns from the historian and critic Betty Lee Brown that Mr. Reiss practices "plateauing," - that is, the "stratifying of ideas as presented in a particular theme or subject."

The city is economically stratified between the north and south.

Then the groups were stratified according to their cholesterol levels.

But beyond this, how and why was Roman society stratified?

It reflects the way that our society is stratified, black and white.

These trends were not consistent when stratified according to race.

Now we live in a society stratified by education.

If that condition is met, they will not stratify no matter how long they're allowed to stand.

This effort was the first by any medical specialty to stratify risk for its patients.

As a result of these changes, residential patterns have become much more stratified by income.

It is important to note that these organizations are internally stratified.

Primary education usually lasts for four years and public schools are not stratified at this stage.

He believed that early civilizations were not stratified based on property.

It is used to stratify responsibility in most training programs and to determine salary.

It is limited to relationships that may be stratified and does not allow compound terms.

The children of a freedman held full legal rights, though Roman society was stratified.

However, Chilean society is stratified, with a small group holding all the privileges.

Together, these developments are helping to stratify the metropolitan region.

Due to the limited number of subjects, we were unable to stratify the analysis by center.

Audiences are almost completely stratified by race, because no one thought it important to treat Western art music as part of a common culture.

Financial planning assistance has become a more common, if still stratified, perk, too.

The study area was stratified based on the level of planning and drainage present within each grid cell.

By the time children reach high school, the clique social hierarchy is stratified.

When it comes to video output, Microsoft has stratified the lineup.

In this report, data was stratified by season and used to produce the mean seasonal wind profiles.