Table 5

The weighted normalized decision matrix

Effect
CausesCarrying cost (Rs)Excess storage spaceLoss of opportunity costQuantity (tons)Effect on labor productivityVi+Vi(Vi+)+(Vi)XiRank
Forecasting error0.2110.0940.0570.1260.0520.0170.1890.2060.9181
Bulk purchase0.0530.0730.0410.0740.0590.1700.0410.2110.1946
Data entry error0.0790.0520.0490.0420.0590.1630.0360.1990.1817
Communication gaps0.0480.0830.0570.0790.0450.1720.0510.2230.2283
Quality Issues0.1580.0830.0650.0530.0670.0910.1200.2110.5692
Untraceable material0.0790.0630.0570.0580.0590.1520.0430.1950.2204
Wrong material procured0.0530.0730.0650.0680.0520.1700.0430.2130.2005
Pj+0.2110.0940.0650.1260.067     
Pj0.0480.0520.0410.0420.045     

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