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In many countries, the term principal investigator (PI) refers to the holder of an independent grant and the lead researcher for the grant project, usually in the sciences, such as a laboratory study or a clinical trial. The phrase is also often used as a synonym for "head of the laboratory" or "research group leader".
A research proposal is a document proposing a research project, generally in the sciences or academia, and generally constitutes a request for sponsorship of that research. [1] Proposals are evaluated on the cost and potential impact of the proposed research, and on the soundness of the proposed plan for carrying it out. [2] Research proposals ...
Factors: Process inputs that an investigator manipulates to cause a corresponding change in the output. Some factors cannot be controlled by the experimenter but may affect the responses. These uncontrolled factors should be measured and used in the data analysis, if their effect is significant. Note: The inputs can be discrete or continuous.
Basic research is experimental or theoretical work undertaken primarily to acquire new knowledge of the underlying foundations of phenomena and observable facts, without any particular application or use in view. Applied research is original investigation undertaken in order to acquire new knowledge. It is, however, directed primarily towards a ...
Private investigator, a person who does not work for the police or government, but who undertakes investigations as a subcontractor; Ghost hunter or other paranormal investigator; Psychic detective, a person who investigates crimes by using purported psychic abilities
A research fellow is an academic research position at a university or a similar research institution, usually for academic staff or faculty members. A research fellow may act either as an independent investigator or under the supervision of a principal investigator. Research fellow positions vary in different countries and academic institutions.
A type of research study that tests how well new medical approaches work in people. These studies test new methods of screening, prevention, diagnosis, or treatment of a disease. Also called a clinical trial. (NCI) A clinical trial is a research study to answer specific questions about vaccines or new therapies or new ways of using known ...
A research participant, also called a human subject or an experiment, trial, or study participant or subject, is a person who voluntarily participates in human subject research after giving informed consent to be the subject of the research. A research participant is different from individuals who are not able to give informed consent, such as ...