Related Overviews


More Like This

Show all results sharing these subjects:

  • Psychology
  • Public Health and Epidemiology


Show Summary Details

Quick Reference

A situation in which the investigator lacks full control over the number and nature of subjects, and/or the variables that are to be studied in an observation or intervention, and/or the times at which changes occur but is able to record and measure all relevant variables and make usable inferences based on these.

Subjects: Psychology — Public Health and Epidemiology.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.