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| principles and procedures for the systematic pursuit of knowledge involving the recognition and formulation of a problem, the collection of data through observation and experiment, and the formulation and testing of hypotheses |
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| the practice of relying on observation and experiment especially in the natural sciences |
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| economy in the use of means to an end |
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| to prove or declare false |
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| to prove or declare false |
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| a relation existing between phenomena or things or between mathematical or statistical variables which tend to vary, be associated, or occur together in a way not expected on the basis of chance alone |
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Ad hominem attacks are often used in a debate or discussion where the speaker wishes to avoid the substance of the discussion and instead resorts to smearing the character of their opponent.
It is considered a logical fallacy and is one of the modes of spreading propaganda. |
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| a weak or imaginary opposition (as an argument or adversary) set up only to be easily confuted |
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| a tentative assumption made in order to draw out and test its logical or empirical consequences |
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| a mathematical variable whose value is determined by that of one or more other variables in a function |
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| a mathematical variable that is independent of the other variables in an expression or function and whose value determines one or more of the values of the other variables |
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| knowledge or a system of knowledge covering general truths or the operation of general laws especially as obtained and tested through scientific method |
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| a set of data collected sequentially usually at fixed intervals of time |
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| a measure of the probability of an encounter between particles such as will result in a specified effect (as scattering or capture) |
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| an intensive analysis of an individual unit (as a person or community) stressing developmental factors in relation to environment |
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| the extent to which an experiment, test, or measuring procedure yields the same results on repeated trials |
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| well-grounded or justifiable : being at once relevant and meaningful |
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