Six Sigma and Beyond: Statistics and Probability, Volume III

"DISJOINT" SETS (MUTUALLY EXCLUSIVE EVENTS)

1. No intersection of set A and set B

   • A ‹‚ B =

   No common elements in A and B

2. "Difference" set

   Intersection of set A and the complement of set B

   • A - B =A ‹‚ B*

   Subsets of those elements of A that do not belong to B.