9. Determining supplier uncertainty Supplier uncertainty for each suppliercan be determined by subtracting the average fulfilment from 100%. 10. If a supplier fulfilled all of their orders over the last quarter, their uncertainty would change, This is because 11. Relationship between supplier uncertainty and delivery and service factors The relationship between supplier uncertainty and delivery and se3rvicefactors can be determined. In general, At the same time, a supplier with high uncertainty is likely to have a low ranke for the servicefactors because th