Question

match each definition with its vocabulary term.
vocabulary terms

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

definitions
a. a study in which a treatment is applied and responses are observed
b. a study in which data from the past is examined
c. experimental conditions imposed on the subjects
d. the people, animals or things on whom experiments are performed
e. a study in which data is collected without anything being done to the subjects

Explanation:

• experimental units: Defined as the people, animals, or things on which experiments are performed (matches d).
• treatment: Refers to experimental conditions imposed on the subjects (matches c).
• observational study: A study where data is collected without anything being done to the subjects (matches e).
• retrospective study: A study that examines data from the past (matches b).
• experiment: A study in which a treatment is applied and responses are observed (matches a).

Answer:

• experimental units: d. The people, animals or things on whom experiments are performed
• treatment: c. experimental conditions imposed on the subjects
• observational study: e. a study in which data is collected without anything being done to the subjects
• retrospective study: b. a study in which data from the past is examined
• experiment: a. a study in which a treatment is applied and responses are observed