Most recently, this included a survey showing the average hours of sleep for American adults.

The class, which costs $10, includes a survey of changes in prenatal care.

The article might include a survey of the truck drivers to find out what could have avoided the problem.

The letter also included a survey asking for details about when the students stopped attending Lane and what they had been doing since.

It also includes a survey which found "significant interest" in small business bonds from institutional and private investors.

The Pentagon completed a comprehensive study which included a survey of more than a hundred thousand troops?

The second edition published in 2009 included a 2008 global survey of 10,000 people in 13 countries.

It included an on-site survey of 1,071 spectators who attended last year's Open.

These can include participant observation, field notes, interviews, and surveys.

The poll did not include a survey of Republicans in Illinois.