by Norman Campbell, who defined measurement as the “assignment of numerals to represent properties of material systems...” (Godfrey, J.,Hodgson, A., Tarca, A., Hamilton, J., & Holmes, S., 2010, p. 134). Measurement from Campbell’s perspective means capturing underlying properties of systems according to natural law. According to Campbell measurement is based on an empirically tested theory. Stevens’s scientific measurement definition, ‘assignment of numerals to objects of events according to any rule’…
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