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The math - ratio and size calculations(a)(c)νi⎡⎢s⎢⎢s⎢⎢⎢⎢⎢⎢s⎣=r*rr*rkk12skr*rknkknkn∏j=1⎤⎥⎥⎥⎥⎥⎥⎥⎥⎥⎦aij(d)InconsistencyIndex=(b)nn∑∑i= 1 j>iri=⎛⎜lna⎝( n − 1)( n − 2)2n∑l=1ijνiνlν− lnνij⎞⎟⎠2Crawford and Williams’ procedure. (a) Row’s geometric mean, (b) Ratio scale,(c) Size vector, (d) Inconsistency IndexEricsson Research Canada October 2000 E. Miranda, COCOMO/SCM 15

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