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022 _a0022-8850
040 _aMX-TxCIM
041 _aeng
090 _aREP-836
100 1 _aSokal, R.R.
_930077
245 1 2 _aA statistical method for evaluating systematic relationships
260 _c1958.
_aKansas (USA) :
_bUniversity of Kansas
340 _aPrinted
520 _aStarting with correlation coefficients (based on numerous characters) among species of a systematic unit, the authors developed a method for grouping species, and regrouping the resultant assemblages, to form a classificatory hierarchy most easily expressed as a treelike diagram of relationships. The details of the method are described, using as an example a group of bees. The resulting classification was similar to that previously established by classical systematic methods, although some taxonomic changes were made in view of the new light thrown on relationships. The method is time consuming, although practical in isolated cases, with punched-card machines such as were used; it becomes generally practical with increasingly widely available digital computers.
546 _aText in English
595 _aRPC
650 7 _2AGROVOC
_92624
_aStatistical methods
650 7 _2AGROVOC
_91284
_aTaxonomy
700 1 _aMichener, C.D.
_930078
773 0 _tUniversity of Kansas Science Bulletin
_gv. 38, no. 22 Part II, p. 1409-1438
_dKansas (USA) ; University of Kansas, 1958.
_x0022-8850
942 _cJA
_2ddc
999 _c20494
_d20494