Scientific method

Level of measurement or scale of measure is a classification that describes the nature of information within the numbers assigned to variables.

A physical law or scientific law is a theoretical statement "inferred from particular facts, applicable to a defined group or class of phenomena, and expressible by the statement that a particular phenomenon always occurs if certain conditions be present.

Scientism is a belief in the universal applicability of the scientific method and approach, and the view that empirical science constitutes the most authoritative worldview or the most valuable part of human learning—to the exclusion of other viewpoints.

A system is a set of interacting or interdependent component parts forming a complex/intricate whole.

In research design, especially in psychology, social sciences, life sciences, and physics, operationalization is a process of defining the measurement of a phenomenon that is not directly measurable, though its existence is indicated by other phenomena.

Scientific literacy or Science literacy encompasses written, numerical, and digital literacy as they pertain to understanding science, its methodology, observations, and theories.

Reproducibility is the ability of an entire experiment or study to be duplicated, either by the same researcher or by someone else working independently.

The nursing process is a modified scientific method.

Scientific consensus is the collective judgment, position, and opinion of the community of scientists in a particular field of study.

In the sciences, an experimentum crucis (English: crucial experiment or critical experiment) is an experiment capable of decisively determining whether or not a particular hypothesis or theory is superior to all other hypotheses or theories whose acceptance is currently widespread in the scientific community.

A blind — or blinded — experiment is an experiment in which information about the test is masked (kept) from the participant, to reduce or eliminate bias, until after a trial outcome is known.

Source criticism (or information evaluation) is the process of evaluating an information source, i.

The Novum Organum, full original title Novum Organum Scientiarum (‘new instrument of science’), is a philosophical work by Francis Bacon, written in Latin and published in 1620.

Provenance (from the French provenir, "to come from"), is the chronology of the ownership, custody or location of an historical object.

Self-experimentation refers to scientific experimentation in which the experimenter conducts the experiment on her- or himself.

A scientific control is an experiment or observation designed to minimize the effects of variables other than the independent variable.

Self-experimentation refers to the special case of single-subject research in which the experimenter conducts the experiment on himself or herself.

Some controversies exist over the relationship of scientific method to religion.

Scientific evidence is evidence which serves to either support or counter a scientific theory or hypothesis.

Isotope dilution analysis is a method of determining the quantity of chemical substances.