Wondering how many people in the United States have a smartphone? If you poll 20 people on the street, your survey won’t be representative of the entire American population. But if you just want to ...
As part of a facility’s sharps injury prevention program, it is valuable to help product evaluation teams or committees determine how devices are used in their healthcare organization. Included in the ...
Suggested Citation: "3 Sample Surveys: Overview, Examples, and Usefulness in Studying Aviation Safety." National Research Council. 2009. An Assessment of NASA's National Aviation Operations Monitoring ...