Examlex
The __________ is the collection of characteristics of an organism that an investigator observes.
Ex Post Facto
A Latin term meaning "from after the fact," often used in legal contexts to describe laws that apply retroactively.
Observational
Pertains to a research method in which the investigator observes subjects without manipulating the study environment or the subjects themselves.
Experimental
Involving a trial or test to discover something unknown, often conducted under controlled conditions.
Randomized
Pertains to assigning participants or variables in a study in a manner that is entirely based on chance, ensuring equitable distribution across various conditions or treatments.
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