4.
Causeandeffect (Relationship)
9.
(Correlation) Coefficient
10.
Crossectional (Research)
23.
Illusory (Correlation)
24.
Independent (Variable)
27.
IACUC (Insitutional Animal Care and Use Committee)
28.
IRB (Instituional Review Board)
30.
Longitudinal (Research)
31.
Naturalistic (Observation)
34.
Operational (Definition)
37.
(Peer-reviewed Journal) Article
40.
Positive (Correlation)
47.
Statistical (Analysis)