11.04.09

11.04.09 - Wednesday, November 04, 2009 1) Classification...

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Wednesday, November 04, 2009 1) Classification (a way to measure stuff) a) Something done by all sciences b) Study of similar individuals (shared attributes) c) Process of forming new and revising old units d) Why? i) Enhances communication ii) Organizes stuff iii) Might reveal previously unperceived aspects of the phenomena e) Terminology i) Variable: a property that can vary or differ from specimen to specimen; also known as an attribute ii) Qualitative variable: variance in quality or kind; type of material, color, etc iii) Quantitative variable: magnitude; weight, thickness, etc f) Two types of classification i) Class: a definition; the specified “necessary and sufficient conditions” for membership ii) Type: a description of an average looking specimen within a particular class g) Typology: a set of types or set of descriptions h) Identification: the process of placing a new specimen within its proper class, which is done by reference to its class definition i) Morphological Type
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11.04.09 - Wednesday, November 04, 2009 1) Classification...

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