Vocabulary Terms

• -abcde retrospective study
• -abcde experimental units
• -abcde experiment
• -abcde treatment
• -abcde observational study

Definitions

1. a study in which data is collected without anything being done to the subjects
2. experimental conditions imposed on the subjects
3. a study in which a treatment is applied and responses are observed
4. a study in which data from the past is examined
5. The people, animals or things on whom experiments are performed