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Table 3 Correlationsa,b

From: Supply chain uncertainty and environmental management

  Mean s.d. 1 2 3 4 5 6 7 8 9 10
1. Environmental practices 4.0 1.3           
2. % of capital budget 2.3 1.5 .339*          
3. Pollution prevention 51.5 28.5 −.016 .120         
4. Pollution control 26.1 24.0 −.063 .147 −.596*        
5. Management systems 22.4 24.0 .082 −.005 −.593* −.293*       
6. Demand uncertainty 2.8 1.1 −.181* .041 −.083 .186* −.086      
7. Supply uncertainty 2.4 0.8 −.092 .011 −.149 .157 .020 .420*     
8. ISO 14001 certification 0.2 0.4 .196* .204* −.321* −.040 .438* −.081 −.101    
9. Plant size 4.8 1.0 .155 .103 −.145 −.008 .181* −.166* −.075 .314*   
10. Company size 6.0 1.8 .018 .102 −.231* .003 .277* −.051 −.007 .380* .536*  
11. Province 0.7 0.4 −.142 −.198* .157 −.016 −.132 .173* .105 −.174* −.039 −.101
  1. aPearson correlation except for “ISO 14001 certification” and “Province” for which a Spearman correlation was computed (because of the binary nature of these two variables)
  2. b* p-value < .01; p-value < .05