Over a period of ten years, he carried out extended observational research to determine which factors influenced team failure or success.

How would he like to have "observational research" in the Oval Office?

Inherent in conducting observational research is the risk of observer bias influencing your study's results.

The study was what epidemiologists call observational research, as opposed to a controlled experiment.

Third, gang behaviour can also be measured by through case studies and observational research.

The other method used in observational research is non-participant observation.

This fact gives naturalistic observational research a high ecological validity.

This program is mainly focused on theoretical and observational research while collaborating with major space agencies in the world.

Some industry analysts say invasion-of-privacy problems will increase as the use of observational research grows.

Companies and advertising agencies use other techniques as well as observational research.